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Finding the Fourth Proportional to 244,532.65, 366,817.20 and 86,740.60

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Solution

The fourth proportional to 244,532.65, 366,817.20 and 86,740.60 is: 130,117.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,532.65 : 366,817.20 = 86,740.60 : x
  2. Step 2: Convert to fraction form
    244,532.65/366,817.20 = 86,740.60/x
  3. Step 3: Cross multiply
    244,532.65x = 366,817.20 × 86,740.60
  4. Step 4: Simplify right side
    244,532.65x = 31,817,944,018.32
  5. Step 5: Solve for x
    x = 31,817,944,018.32/244,532.65
  6. Step 6: Final answer
    x = 130,117.36

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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.