Home / 993,479.76-1,489,753.08-460,668.24

Finding the Fourth Proportional to 993,479.76, 1,489,753.08 and 460,668.24

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Solution

The fourth proportional to 993,479.76, 1,489,753.08 and 460,668.24 is: 690,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,479.76 : 1,489,753.08 = 460,668.24 : x
  2. Step 2: Convert to fraction form
    993,479.76/1,489,753.08 = 460,668.24/x
  3. Step 3: Cross multiply
    993,479.76x = 1,489,753.08 × 460,668.24
  4. Step 4: Simplify right side
    993,479.76x = 686,281,929,398.18
  5. Step 5: Solve for x
    x = 686,281,929,398.18/993,479.76
  6. Step 6: Final answer
    x = 690,786.02

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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.