Home / 890,874.91-1,335,677.73-417,301.93

Finding the Fourth Proportional to 890,874.91, 1,335,677.73 and 417,301.93

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Solution

The fourth proportional to 890,874.91, 1,335,677.73 and 417,301.93 is: 625,655.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,874.91 : 1,335,677.73 = 417,301.93 : x
  2. Step 2: Convert to fraction form
    890,874.91/1,335,677.73 = 417,301.93/x
  3. Step 3: Cross multiply
    890,874.91x = 1,335,677.73 × 417,301.93
  4. Step 4: Simplify right side
    890,874.91x = 557,380,894,587.02
  5. Step 5: Solve for x
    x = 557,380,894,587.02/890,874.91
  6. Step 6: Final answer
    x = 625,655.62

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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.