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Finding the Fourth Proportional to 302,446.70, 453,670.05 and 124,862.30

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Solution

The fourth proportional to 302,446.70, 453,670.05 and 124,862.30 is: 187,293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,446.70 : 453,670.05 = 124,862.30 : x
  2. Step 2: Convert to fraction form
    302,446.70/453,670.05 = 124,862.30/x
  3. Step 3: Cross multiply
    302,446.70x = 453,670.05 × 124,862.30
  4. Step 4: Simplify right side
    302,446.70x = 56,646,285,884.12
  5. Step 5: Solve for x
    x = 56,646,285,884.12/302,446.70
  6. Step 6: Final answer
    x = 187,293.45

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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.