Home / 558,718.50-770,897.07-329,284.92

Finding the Fourth Proportional to 558,718.50, 770,897.07 and 329,284.92

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Solution

The fourth proportional to 558,718.50, 770,897.07 and 329,284.92 is: 454,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,718.50 : 770,897.07 = 329,284.92 : x
  2. Step 2: Convert to fraction form
    558,718.50/770,897.07 = 329,284.92/x
  3. Step 3: Cross multiply
    558,718.50x = 770,897.07 × 329,284.92
  4. Step 4: Simplify right side
    558,718.50x = 253,844,780,023.18
  5. Step 5: Solve for x
    x = 253,844,780,023.18/558,718.50
  6. Step 6: Final answer
    x = 454,333.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.