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Finding the Fourth Proportional to 302,557.80, 453,684.70 and 176,239.72

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Solution

The fourth proportional to 302,557.80, 453,684.70 and 176,239.72 is: 264,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,557.80 : 453,684.70 = 176,239.72 : x
  2. Step 2: Convert to fraction form
    302,557.80/453,684.70 = 176,239.72/x
  3. Step 3: Cross multiply
    302,557.80x = 453,684.70 × 176,239.72
  4. Step 4: Simplify right side
    302,557.80x = 79,957,264,496.28
  5. Step 5: Solve for x
    x = 79,957,264,496.28/302,557.80
  6. Step 6: Final answer
    x = 264,271.04

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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.