Home / 782,322.24-1,172,597.76-539,336.16

Finding the Fourth Proportional to 782,322.24, 1,172,597.76 and 539,336.16

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Solution

The fourth proportional to 782,322.24, 1,172,597.76 and 539,336.16 is: 808,393.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,322.24 : 1,172,597.76 = 539,336.16 : x
  2. Step 2: Convert to fraction form
    782,322.24/1,172,597.76 = 539,336.16/x
  3. Step 3: Cross multiply
    782,322.24x = 1,172,597.76 × 539,336.16
  4. Step 4: Simplify right side
    782,322.24x = 632,424,373,103.00
  5. Step 5: Solve for x
    x = 632,424,373,103.00/782,322.24
  6. Step 6: Final answer
    x = 808,393.70

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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.