Home / 782,574.60-1,173,429.36-242,681.16

Finding the Fourth Proportional to 782,574.60, 1,173,429.36 and 242,681.16

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Solution

The fourth proportional to 782,574.60, 1,173,429.36 and 242,681.16 is: 363,887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,574.60 : 1,173,429.36 = 242,681.16 : x
  2. Step 2: Convert to fraction form
    782,574.60/1,173,429.36 = 242,681.16/x
  3. Step 3: Cross multiply
    782,574.60x = 1,173,429.36 × 242,681.16
  4. Step 4: Simplify right side
    782,574.60x = 284,769,198,262.86
  5. Step 5: Solve for x
    x = 284,769,198,262.86/782,574.60
  6. Step 6: Final answer
    x = 363,887.61

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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.