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Finding the Fourth Proportional to 302,045.80, 452,679.90 and 183,591.40

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Solution

The fourth proportional to 302,045.80, 452,679.90 and 183,591.40 is: 275,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,045.80 : 452,679.90 = 183,591.40 : x
  2. Step 2: Convert to fraction form
    302,045.80/452,679.90 = 183,591.40/x
  3. Step 3: Cross multiply
    302,045.80x = 452,679.90 × 183,591.40
  4. Step 4: Simplify right side
    302,045.80x = 83,108,136,592.86
  5. Step 5: Solve for x
    x = 83,108,136,592.86/302,045.80
  6. Step 6: Final answer
    x = 275,150.78

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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.