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Finding the Fourth Proportional to 560,712.85, 841,081.22 and 200,907.20

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Solution

The fourth proportional to 560,712.85, 841,081.22 and 200,907.20 is: 301,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,712.85 : 841,081.22 = 200,907.20 : x
  2. Step 2: Convert to fraction form
    560,712.85/841,081.22 = 200,907.20/x
  3. Step 3: Cross multiply
    560,712.85x = 841,081.22 × 200,907.20
  4. Step 4: Simplify right side
    560,712.85x = 168,979,274,734.35
  5. Step 5: Solve for x
    x = 168,979,274,734.35/560,712.85
  6. Step 6: Final answer
    x = 301,365.08

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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.