Home / 493,585.48-681,149.22-267,231.40

Finding the Fourth Proportional to 493,585.48, 681,149.22 and 267,231.40

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Solution

The fourth proportional to 493,585.48, 681,149.22 and 267,231.40 is: 368,780.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,585.48 : 681,149.22 = 267,231.40 : x
  2. Step 2: Convert to fraction form
    493,585.48/681,149.22 = 267,231.40/x
  3. Step 3: Cross multiply
    493,585.48x = 681,149.22 × 267,231.40
  4. Step 4: Simplify right side
    493,585.48x = 182,024,459,669.51
  5. Step 5: Solve for x
    x = 182,024,459,669.51/493,585.48
  6. Step 6: Final answer
    x = 368,780.01

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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.