Home / 805,982.40-1,207,350.66-373,089.90

Finding the Fourth Proportional to 805,982.40, 1,207,350.66 and 373,089.90

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Solution

The fourth proportional to 805,982.40, 1,207,350.66 and 373,089.90 is: 558,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,982.40 : 1,207,350.66 = 373,089.90 : x
  2. Step 2: Convert to fraction form
    805,982.40/1,207,350.66 = 373,089.90/x
  3. Step 3: Cross multiply
    805,982.40x = 1,207,350.66 × 373,089.90
  4. Step 4: Simplify right side
    805,982.40x = 450,450,336,139.64
  5. Step 5: Solve for x
    x = 450,450,336,139.64/805,982.40
  6. Step 6: Final answer
    x = 558,883.59

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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.