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Finding the Fourth Proportional to 574,564.97, 792,892.22 and 316,437.01

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Solution

The fourth proportional to 574,564.97, 792,892.22 and 316,437.01 is: 436,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,564.97 : 792,892.22 = 316,437.01 : x
  2. Step 2: Convert to fraction form
    574,564.97/792,892.22 = 316,437.01/x
  3. Step 3: Cross multiply
    574,564.97x = 792,892.22 × 316,437.01
  4. Step 4: Simplify right side
    574,564.97x = 250,900,439,784.65
  5. Step 5: Solve for x
    x = 250,900,439,784.65/574,564.97
  6. Step 6: Final answer
    x = 436,678.97

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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.