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Finding the Fourth Proportional to 567,082.80, 850,624.20 and 553,960.80

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Solution

The fourth proportional to 567,082.80, 850,624.20 and 553,960.80 is: 830,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,082.80 : 850,624.20 = 553,960.80 : x
  2. Step 2: Convert to fraction form
    567,082.80/850,624.20 = 553,960.80/x
  3. Step 3: Cross multiply
    567,082.80x = 850,624.20 × 553,960.80
  4. Step 4: Simplify right side
    567,082.80x = 471,212,462,331.36
  5. Step 5: Solve for x
    x = 471,212,462,331.36/567,082.80
  6. Step 6: Final answer
    x = 830,941.20

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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.