Home / 748,704.88-1,032,919.64-461,726.80

Finding the Fourth Proportional to 748,704.88, 1,032,919.64 and 461,726.80

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Solution

The fourth proportional to 748,704.88, 1,032,919.64 and 461,726.80 is: 637,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,704.88 : 1,032,919.64 = 461,726.80 : x
  2. Step 2: Convert to fraction form
    748,704.88/1,032,919.64 = 461,726.80/x
  3. Step 3: Cross multiply
    748,704.88x = 1,032,919.64 × 461,726.80
  4. Step 4: Simplify right side
    748,704.88x = 476,926,680,034.35
  5. Step 5: Solve for x
    x = 476,926,680,034.35/748,704.88
  6. Step 6: Final answer
    x = 637,002.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.