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Finding the Fourth Proportional to 540,341.33, 745,742.32 and 522,597.24

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Solution

The fourth proportional to 540,341.33, 745,742.32 and 522,597.24 is: 721,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,341.33 : 745,742.32 = 522,597.24 : x
  2. Step 2: Convert to fraction form
    540,341.33/745,742.32 = 522,597.24/x
  3. Step 3: Cross multiply
    540,341.33x = 745,742.32 × 522,597.24
  4. Step 4: Simplify right side
    540,341.33x = 389,722,876,876.70
  5. Step 5: Solve for x
    x = 389,722,876,876.70/540,341.33
  6. Step 6: Final answer
    x = 721,253.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.