Home / 302,351.29-453,246.15-133,781.59

Finding the Fourth Proportional to 302,351.29, 453,246.15 and 133,781.59

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Solution

The fourth proportional to 302,351.29, 453,246.15 and 133,781.59 is: 200,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,351.29 : 453,246.15 = 133,781.59 : x
  2. Step 2: Convert to fraction form
    302,351.29/453,246.15 = 133,781.59/x
  3. Step 3: Cross multiply
    302,351.29x = 453,246.15 × 133,781.59
  4. Step 4: Simplify right side
    302,351.29x = 60,635,990,608.38
  5. Step 5: Solve for x
    x = 60,635,990,608.38/302,351.29
  6. Step 6: Final answer
    x = 200,548.15

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1.5x scale

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.