Home / 293,429.34-404,909.55-172,575.18

Finding the Fourth Proportional to 293,429.34, 404,909.55 and 172,575.18

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Solution

The fourth proportional to 293,429.34, 404,909.55 and 172,575.18 is: 238,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,429.34 : 404,909.55 = 172,575.18 : x
  2. Step 2: Convert to fraction form
    293,429.34/404,909.55 = 172,575.18/x
  3. Step 3: Cross multiply
    293,429.34x = 404,909.55 × 172,575.18
  4. Step 4: Simplify right side
    293,429.34x = 69,877,338,474.97
  5. Step 5: Solve for x
    x = 69,877,338,474.97/293,429.34
  6. Step 6: Final answer
    x = 238,140.26

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1.5x scale

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.