Home / 974,668.30-1,462,002.45-343,645.90

Finding the Fourth Proportional to 974,668.30, 1,462,002.45 and 343,645.90

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Solution

The fourth proportional to 974,668.30, 1,462,002.45 and 343,645.90 is: 515,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,668.30 : 1,462,002.45 = 343,645.90 : x
  2. Step 2: Convert to fraction form
    974,668.30/1,462,002.45 = 343,645.90/x
  3. Step 3: Cross multiply
    974,668.30x = 1,462,002.45 × 343,645.90
  4. Step 4: Simplify right side
    974,668.30x = 502,411,147,732.46
  5. Step 5: Solve for x
    x = 502,411,147,732.46/974,668.30
  6. Step 6: Final answer
    x = 515,468.85

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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.