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Finding the Fourth Proportional to 356,584.68, 534,877.02 and 146,079

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Solution

The fourth proportional to 356,584.68, 534,877.02 and 146,079 is: 219,118.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,584.68 : 534,877.02 = 146,079 : x
  2. Step 2: Convert to fraction form
    356,584.68/534,877.02 = 146,079/x
  3. Step 3: Cross multiply
    356,584.68x = 534,877.02 × 146,079
  4. Step 4: Simplify right side
    356,584.68x = 78,134,300,204.58
  5. Step 5: Solve for x
    x = 78,134,300,204.58/356,584.68
  6. Step 6: Final answer
    x = 219,118.50

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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.