Home / 923,839.52-1,274,886.02-515,948.63

Finding the Fourth Proportional to 923,839.52, 1,274,886.02 and 515,948.63

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Solution

The fourth proportional to 923,839.52, 1,274,886.02 and 515,948.63 is: 712,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,839.52 : 1,274,886.02 = 515,948.63 : x
  2. Step 2: Convert to fraction form
    923,839.52/1,274,886.02 = 515,948.63/x
  3. Step 3: Cross multiply
    923,839.52x = 1,274,886.02 × 515,948.63
  4. Step 4: Simplify right side
    923,839.52x = 657,775,692,845.41
  5. Step 5: Solve for x
    x = 657,775,692,845.41/923,839.52
  6. Step 6: Final answer
    x = 712,002.12

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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.