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Finding the Fourth Proportional to 302,760.68, 417,809.46 and 175,510.04

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Solution

The fourth proportional to 302,760.68, 417,809.46 and 175,510.04 is: 242,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,760.68 : 417,809.46 = 175,510.04 : x
  2. Step 2: Convert to fraction form
    302,760.68/417,809.46 = 175,510.04/x
  3. Step 3: Cross multiply
    302,760.68x = 417,809.46 × 175,510.04
  4. Step 4: Simplify right side
    302,760.68x = 73,329,755,036.98
  5. Step 5: Solve for x
    x = 73,329,755,036.98/302,760.68
  6. Step 6: Final answer
    x = 242,203.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.