Home / 846,347.76-1,167,981.42-464,374.44

Finding the Fourth Proportional to 846,347.76, 1,167,981.42 and 464,374.44

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Solution

The fourth proportional to 846,347.76, 1,167,981.42 and 464,374.44 is: 640,848.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,347.76 : 1,167,981.42 = 464,374.44 : x
  2. Step 2: Convert to fraction form
    846,347.76/1,167,981.42 = 464,374.44/x
  3. Step 3: Cross multiply
    846,347.76x = 1,167,981.42 × 464,374.44
  4. Step 4: Simplify right side
    846,347.76x = 542,380,717,842.91
  5. Step 5: Solve for x
    x = 542,380,717,842.91/846,347.76
  6. Step 6: Final answer
    x = 640,848.53

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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.