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Finding the Fourth Proportional to 302,456.55, 453,684.84 and 124,968.13

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Solution

The fourth proportional to 302,456.55, 453,684.84 and 124,968.13 is: 187,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,456.55 : 453,684.84 = 124,968.13 : x
  2. Step 2: Convert to fraction form
    302,456.55/453,684.84 = 124,968.13/x
  3. Step 3: Cross multiply
    302,456.55x = 453,684.84 × 124,968.13
  4. Step 4: Simplify right side
    302,456.55x = 56,696,146,064.15
  5. Step 5: Solve for x
    x = 56,696,146,064.15/302,456.55
  6. Step 6: Final answer
    x = 187,452.20

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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.