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Finding the Fourth Proportional to 304,108.80, 456,206.40 and 93,724.80

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Solution

The fourth proportional to 304,108.80, 456,206.40 and 93,724.80 is: 140,600.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,108.80 : 456,206.40 = 93,724.80 : x
  2. Step 2: Convert to fraction form
    304,108.80/456,206.40 = 93,724.80/x
  3. Step 3: Cross multiply
    304,108.80x = 456,206.40 × 93,724.80
  4. Step 4: Simplify right side
    304,108.80x = 42,757,853,598.72
  5. Step 5: Solve for x
    x = 42,757,853,598.72/304,108.80
  6. Step 6: Final answer
    x = 140,600.51

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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.