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Finding the Fourth Proportional to 502,245.42, 693,096.71 and 272,800.86

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Solution

The fourth proportional to 502,245.42, 693,096.71 and 272,800.86 is: 376,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,245.42 : 693,096.71 = 272,800.86 : x
  2. Step 2: Convert to fraction form
    502,245.42/693,096.71 = 272,800.86/x
  3. Step 3: Cross multiply
    502,245.42x = 693,096.71 × 272,800.86
  4. Step 4: Simplify right side
    502,245.42x = 189,077,377,187.17
  5. Step 5: Solve for x
    x = 189,077,377,187.17/502,245.42
  6. Step 6: Final answer
    x = 376,464.11

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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.