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Finding the Fourth Proportional to 302,577.03, 453,789.93 and 89,302.62

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Solution

The fourth proportional to 302,577.03, 453,789.93 and 89,302.62 is: 133,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,577.03 : 453,789.93 = 89,302.62 : x
  2. Step 2: Convert to fraction form
    302,577.03/453,789.93 = 89,302.62/x
  3. Step 3: Cross multiply
    302,577.03x = 453,789.93 × 89,302.62
  4. Step 4: Simplify right side
    302,577.03x = 40,524,629,678.62
  5. Step 5: Solve for x
    x = 40,524,629,678.62/302,577.03
  6. Step 6: Final answer
    x = 133,931.61

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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.