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Finding the Fourth Proportional to 566,897.40, 850,346.10 and 283,462.20

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Solution

The fourth proportional to 566,897.40, 850,346.10 and 283,462.20 is: 425,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,897.40 : 850,346.10 = 283,462.20 : x
  2. Step 2: Convert to fraction form
    566,897.40/850,346.10 = 283,462.20/x
  3. Step 3: Cross multiply
    566,897.40x = 850,346.10 × 283,462.20
  4. Step 4: Simplify right side
    566,897.40x = 241,040,976,267.42
  5. Step 5: Solve for x
    x = 241,040,976,267.42/566,897.40
  6. Step 6: Final answer
    x = 425,193.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.