Home / 747,617.41-1,121,371.88-292,123.02

Finding the Fourth Proportional to 747,617.41, 1,121,371.88 and 292,123.02

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Solution

The fourth proportional to 747,617.41, 1,121,371.88 and 292,123.02 is: 438,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,617.41 : 1,121,371.88 = 292,123.02 : x
  2. Step 2: Convert to fraction form
    747,617.41/1,121,371.88 = 292,123.02/x
  3. Step 3: Cross multiply
    747,617.41x = 1,121,371.88 × 292,123.02
  4. Step 4: Simplify right side
    747,617.41x = 327,578,540,858.99
  5. Step 5: Solve for x
    x = 327,578,540,858.99/747,617.41
  6. Step 6: Final answer
    x = 438,163.34

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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.