Home / 972,565.52-1,342,208.04-542,929.52

Finding the Fourth Proportional to 972,565.52, 1,342,208.04 and 542,929.52

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Solution

The fourth proportional to 972,565.52, 1,342,208.04 and 542,929.52 is: 749,280.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,565.52 : 1,342,208.04 = 542,929.52 : x
  2. Step 2: Convert to fraction form
    972,565.52/1,342,208.04 = 542,929.52/x
  3. Step 3: Cross multiply
    972,565.52x = 1,342,208.04 × 542,929.52
  4. Step 4: Simplify right side
    972,565.52x = 728,724,366,897.34
  5. Step 5: Solve for x
    x = 728,724,366,897.34/972,565.52
  6. Step 6: Final answer
    x = 749,280.49

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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.