Home / 846,351.21-1,167,986.15-464,377.89

Finding the Fourth Proportional to 846,351.21, 1,167,986.15 and 464,377.89

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Solution

The fourth proportional to 846,351.21, 1,167,986.15 and 464,377.89 is: 640,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,351.21 : 1,167,986.15 = 464,377.89 : x
  2. Step 2: Convert to fraction form
    846,351.21/1,167,986.15 = 464,377.89/x
  3. Step 3: Cross multiply
    846,351.21x = 1,167,986.15 × 464,377.89
  4. Step 4: Simplify right side
    846,351.21x = 542,386,935,724.40
  5. Step 5: Solve for x
    x = 542,386,935,724.40/846,351.21
  6. Step 6: Final answer
    x = 640,853.27

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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.