Home / 911,695.80-1,365,575.40-592,831.20

Finding the Fourth Proportional to 911,695.80, 1,365,575.40 and 592,831.20

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Solution

The fourth proportional to 911,695.80, 1,365,575.40 and 592,831.20 is: 887,966.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,695.80 : 1,365,575.40 = 592,831.20 : x
  2. Step 2: Convert to fraction form
    911,695.80/1,365,575.40 = 592,831.20/x
  3. Step 3: Cross multiply
    911,695.80x = 1,365,575.40 × 592,831.20
  4. Step 4: Simplify right side
    911,695.80x = 809,555,703,072.48
  5. Step 5: Solve for x
    x = 809,555,703,072.48/911,695.80
  6. Step 6: Final answer
    x = 887,966.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.