Home / 987,224.70-1,480,837.04-239,270.70

Finding the Fourth Proportional to 987,224.70, 1,480,837.04 and 239,270.70

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Solution

The fourth proportional to 987,224.70, 1,480,837.04 and 239,270.70 is: 358,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,224.70 : 1,480,837.04 = 239,270.70 : x
  2. Step 2: Convert to fraction form
    987,224.70/1,480,837.04 = 239,270.70/x
  3. Step 3: Cross multiply
    987,224.70x = 1,480,837.04 × 239,270.70
  4. Step 4: Simplify right side
    987,224.70x = 354,320,915,146.73
  5. Step 5: Solve for x
    x = 354,320,915,146.73/987,224.70
  6. Step 6: Final answer
    x = 358,906.05

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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.