Home / 758,084.78-1,046,149.02-413,919.63

Finding the Fourth Proportional to 758,084.78, 1,046,149.02 and 413,919.63

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Solution

The fourth proportional to 758,084.78, 1,046,149.02 and 413,919.63 is: 571,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,084.78 : 1,046,149.02 = 413,919.63 : x
  2. Step 2: Convert to fraction form
    758,084.78/1,046,149.02 = 413,919.63/x
  3. Step 3: Cross multiply
    758,084.78x = 1,046,149.02 × 413,919.63
  4. Step 4: Simplify right side
    758,084.78x = 433,021,615,283.26
  5. Step 5: Solve for x
    x = 433,021,615,283.26/758,084.78
  6. Step 6: Final answer
    x = 571,204.73

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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.