Home / 948,567.92-1,422,854.30-387,602.42

Finding the Fourth Proportional to 948,567.92, 1,422,854.30 and 387,602.42

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Solution

The fourth proportional to 948,567.92, 1,422,854.30 and 387,602.42 is: 581,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,567.92 : 1,422,854.30 = 387,602.42 : x
  2. Step 2: Convert to fraction form
    948,567.92/1,422,854.30 = 387,602.42/x
  3. Step 3: Cross multiply
    948,567.92x = 1,422,854.30 × 387,602.42
  4. Step 4: Simplify right side
    948,567.92x = 551,501,763,842.14
  5. Step 5: Solve for x
    x = 551,501,763,842.14/948,567.92
  6. Step 6: Final answer
    x = 581,404.62

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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.