Home / 510,032.08-703,834.47-280,575.95

Finding the Fourth Proportional to 510,032.08, 703,834.47 and 280,575.95

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Solution

The fourth proportional to 510,032.08, 703,834.47 and 280,575.95 is: 387,189.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,032.08 : 703,834.47 = 280,575.95 : x
  2. Step 2: Convert to fraction form
    510,032.08/703,834.47 = 280,575.95/x
  3. Step 3: Cross multiply
    510,032.08x = 703,834.47 × 280,575.95
  4. Step 4: Simplify right side
    510,032.08x = 197,479,025,063.00
  5. Step 5: Solve for x
    x = 197,479,025,063.00/510,032.08
  6. Step 6: Final answer
    x = 387,189.42

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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.