Home / 972,657.86-1,342,262.61-564,859.85

Finding the Fourth Proportional to 972,657.86, 1,342,262.61 and 564,859.85

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Solution

The fourth proportional to 972,657.86, 1,342,262.61 and 564,859.85 is: 779,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,657.86 : 1,342,262.61 = 564,859.85 : x
  2. Step 2: Convert to fraction form
    972,657.86/1,342,262.61 = 564,859.85/x
  3. Step 3: Cross multiply
    972,657.86x = 1,342,262.61 × 564,859.85
  4. Step 4: Simplify right side
    972,657.86x = 758,190,249,833.90
  5. Step 5: Solve for x
    x = 758,190,249,833.90/972,657.86
  6. Step 6: Final answer
    x = 779,503.55

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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.