Home / 774,834.92-1,164,002.06-459,498.68

Finding the Fourth Proportional to 774,834.92, 1,164,002.06 and 459,498.68

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Solution

The fourth proportional to 774,834.92, 1,164,002.06 and 459,498.68 is: 690,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,834.92 : 1,164,002.06 = 459,498.68 : x
  2. Step 2: Convert to fraction form
    774,834.92/1,164,002.06 = 459,498.68/x
  3. Step 3: Cross multiply
    774,834.92x = 1,164,002.06 × 459,498.68
  4. Step 4: Simplify right side
    774,834.92x = 534,857,410,087.28
  5. Step 5: Solve for x
    x = 534,857,410,087.28/774,834.92
  6. Step 6: Final answer
    x = 690,285.63

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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.