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Finding the Fourth Proportional to 615,096.30, 922,644.45 and 502,903.20

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Solution

The fourth proportional to 615,096.30, 922,644.45 and 502,903.20 is: 754,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,096.30 : 922,644.45 = 502,903.20 : x
  2. Step 2: Convert to fraction form
    615,096.30/922,644.45 = 502,903.20/x
  3. Step 3: Cross multiply
    615,096.30x = 922,644.45 × 502,903.20
  4. Step 4: Simplify right side
    615,096.30x = 464,000,846,367.24
  5. Step 5: Solve for x
    x = 464,000,846,367.24/615,096.30
  6. Step 6: Final answer
    x = 754,354.80

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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.