Home / 727,254.11-1,003,601.00-400,560.80

Finding the Fourth Proportional to 727,254.11, 1,003,601.00 and 400,560.80

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Solution

The fourth proportional to 727,254.11, 1,003,601.00 and 400,560.80 is: 552,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,254.11 : 1,003,601.00 = 400,560.80 : x
  2. Step 2: Convert to fraction form
    727,254.11/1,003,601.00 = 400,560.80/x
  3. Step 3: Cross multiply
    727,254.11x = 1,003,601.00 × 400,560.80
  4. Step 4: Simplify right side
    727,254.11x = 402,003,215,424.20
  5. Step 5: Solve for x
    x = 402,003,215,424.20/727,254.11
  6. Step 6: Final answer
    x = 552,768.57

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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.