Home / 574,323.52-792,566.40-319,669.24

Finding the Fourth Proportional to 574,323.52, 792,566.40 and 319,669.24

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Solution

The fourth proportional to 574,323.52, 792,566.40 and 319,669.24 is: 441,143.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,323.52 : 792,566.40 = 319,669.24 : x
  2. Step 2: Convert to fraction form
    574,323.52/792,566.40 = 319,669.24/x
  3. Step 3: Cross multiply
    574,323.52x = 792,566.40 × 319,669.24
  4. Step 4: Simplify right side
    574,323.52x = 253,359,098,737.54
  5. Step 5: Solve for x
    x = 253,359,098,737.54/574,323.52
  6. Step 6: Final answer
    x = 441,143.52

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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.