Home / 572,932.04-790,695.27-318,299.63

Finding the Fourth Proportional to 572,932.04, 790,695.27 and 318,299.63

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Solution

The fourth proportional to 572,932.04, 790,695.27 and 318,299.63 is: 439,280.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,932.04 : 790,695.27 = 318,299.63 : x
  2. Step 2: Convert to fraction form
    572,932.04/790,695.27 = 318,299.63/x
  3. Step 3: Cross multiply
    572,932.04x = 790,695.27 × 318,299.63
  4. Step 4: Simplify right side
    572,932.04x = 251,678,007,930.27
  5. Step 5: Solve for x
    x = 251,678,007,930.27/572,932.04
  6. Step 6: Final answer
    x = 439,280.74

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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.