Home / 974,129.18-1,344,339.79-544,409.30

Finding the Fourth Proportional to 974,129.18, 1,344,339.79 and 544,409.30

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Solution

The fourth proportional to 974,129.18, 1,344,339.79 and 544,409.30 is: 751,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,129.18 : 1,344,339.79 = 544,409.30 : x
  2. Step 2: Convert to fraction form
    974,129.18/1,344,339.79 = 544,409.30/x
  3. Step 3: Cross multiply
    974,129.18x = 1,344,339.79 × 544,409.30
  4. Step 4: Simplify right side
    974,129.18x = 731,871,086,035.87
  5. Step 5: Solve for x
    x = 731,871,086,035.87/974,129.18
  6. Step 6: Final answer
    x = 751,308.04

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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.