Home / 792,432.88-1,188,605.64-579,419.08

Finding the Fourth Proportional to 792,432.88, 1,188,605.64 and 579,419.08

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Solution

The fourth proportional to 792,432.88, 1,188,605.64 and 579,419.08 is: 869,096.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,432.88 : 1,188,605.64 = 579,419.08 : x
  2. Step 2: Convert to fraction form
    792,432.88/1,188,605.64 = 579,419.08/x
  3. Step 3: Cross multiply
    792,432.88x = 1,188,605.64 × 579,419.08
  4. Step 4: Simplify right side
    792,432.88x = 688,700,786,411.61
  5. Step 5: Solve for x
    x = 688,700,786,411.61/792,432.88
  6. Step 6: Final answer
    x = 869,096.68

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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.