Home / 1,172,497.26-1,758,776.17-319,575.90

Finding the Fourth Proportional to 1,172,497.26, 1,758,776.17 and 319,575.90

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Solution

The fourth proportional to 1,172,497.26, 1,758,776.17 and 319,575.90 is: 479,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,497.26 : 1,758,776.17 = 319,575.90 : x
  2. Step 2: Convert to fraction form
    1,172,497.26/1,758,776.17 = 319,575.90/x
  3. Step 3: Cross multiply
    1,172,497.26x = 1,758,776.17 × 319,575.90
  4. Step 4: Simplify right side
    1,172,497.26x = 562,062,477,426.30
  5. Step 5: Solve for x
    x = 562,062,477,426.30/1,172,497.26
  6. Step 6: Final answer
    x = 479,372.10

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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.