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Finding the Fourth Proportional to 302,215.80, 452,934.90 and 183,761.40

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Solution

The fourth proportional to 302,215.80, 452,934.90 and 183,761.40 is: 275,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,215.80 : 452,934.90 = 183,761.40 : x
  2. Step 2: Convert to fraction form
    302,215.80/452,934.90 = 183,761.40/x
  3. Step 3: Cross multiply
    302,215.80x = 452,934.90 × 183,761.40
  4. Step 4: Simplify right side
    302,215.80x = 83,231,951,332.86
  5. Step 5: Solve for x
    x = 83,231,951,332.86/302,215.80
  6. Step 6: Final answer
    x = 275,405.69

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1.5x scale

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.