Home / 987,206.46-1,480,809.71-239,252.46

Finding the Fourth Proportional to 987,206.46, 1,480,809.71 and 239,252.46

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Solution

The fourth proportional to 987,206.46, 1,480,809.71 and 239,252.46 is: 358,878.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,206.46 : 1,480,809.71 = 239,252.46 : x
  2. Step 2: Convert to fraction form
    987,206.46/1,480,809.71 = 239,252.46/x
  3. Step 3: Cross multiply
    987,206.46x = 1,480,809.71 × 239,252.46
  4. Step 4: Simplify right side
    987,206.46x = 354,287,365,909.39
  5. Step 5: Solve for x
    x = 354,287,365,909.39/987,206.46
  6. Step 6: Final answer
    x = 358,878.69

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Similar ratio
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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.