Home / 942,417.64-1,413,619.84-381,444.04

Finding the Fourth Proportional to 942,417.64, 1,413,619.84 and 381,444.04

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Solution

The fourth proportional to 942,417.64, 1,413,619.84 and 381,444.04 is: 572,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,417.64 : 1,413,619.84 = 381,444.04 : x
  2. Step 2: Convert to fraction form
    942,417.64/1,413,619.84 = 381,444.04/x
  3. Step 3: Cross multiply
    942,417.64x = 1,413,619.84 × 381,444.04
  4. Step 4: Simplify right side
    942,417.64x = 539,216,862,793.75
  5. Step 5: Solve for x
    x = 539,216,862,793.75/942,417.64
  6. Step 6: Final answer
    x = 572,163.38

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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.