Home / 766,439.46-1,149,828.06-234,002.16

Finding the Fourth Proportional to 766,439.46, 1,149,828.06 and 234,002.16

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Solution

The fourth proportional to 766,439.46, 1,149,828.06 and 234,002.16 is: 351,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,439.46 : 1,149,828.06 = 234,002.16 : x
  2. Step 2: Convert to fraction form
    766,439.46/1,149,828.06 = 234,002.16/x
  3. Step 3: Cross multiply
    766,439.46x = 1,149,828.06 × 234,002.16
  4. Step 4: Simplify right side
    766,439.46x = 269,062,249,668.61
  5. Step 5: Solve for x
    x = 269,062,249,668.61/766,439.46
  6. Step 6: Final answer
    x = 351,054.80

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Double scale
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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.