Home / 942,419.64-1,413,622.84-381,446.04

Finding the Fourth Proportional to 942,419.64, 1,413,622.84 and 381,446.04

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Solution

The fourth proportional to 942,419.64, 1,413,622.84 and 381,446.04 is: 572,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,419.64 : 1,413,622.84 = 381,446.04 : x
  2. Step 2: Convert to fraction form
    942,419.64/1,413,622.84 = 381,446.04/x
  3. Step 3: Cross multiply
    942,419.64x = 1,413,622.84 × 381,446.04
  4. Step 4: Simplify right side
    942,419.64x = 539,220,834,371.55
  5. Step 5: Solve for x
    x = 539,220,834,371.55/942,419.64
  6. Step 6: Final answer
    x = 572,166.38

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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.