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Finding the Fourth Proportional to 302,495.92, 453,244.65 and 175,780.47

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Solution

The fourth proportional to 302,495.92, 453,244.65 and 175,780.47 is: 263,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,495.92 : 453,244.65 = 175,780.47 : x
  2. Step 2: Convert to fraction form
    302,495.92/453,244.65 = 175,780.47/x
  3. Step 3: Cross multiply
    302,495.92x = 453,244.65 × 175,780.47
  4. Step 4: Simplify right side
    302,495.92x = 79,671,557,601.99
  5. Step 5: Solve for x
    x = 79,671,557,601.99/302,495.92
  6. Step 6: Final answer
    x = 263,380.60

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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.