Home / 572,943.32-790,942.28-358,152.58

Finding the Fourth Proportional to 572,943.32, 790,942.28 and 358,152.58

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Solution

The fourth proportional to 572,943.32, 790,942.28 and 358,152.58 is: 494,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,943.32 : 790,942.28 = 358,152.58 : x
  2. Step 2: Convert to fraction form
    572,943.32/790,942.28 = 358,152.58/x
  3. Step 3: Cross multiply
    572,943.32x = 790,942.28 × 358,152.58
  4. Step 4: Simplify right side
    572,943.32x = 283,278,018,213.08
  5. Step 5: Solve for x
    x = 283,278,018,213.08/572,943.32
  6. Step 6: Final answer
    x = 494,425.90

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Double scale
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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.