Home / 487,402.22-730,821.93-150,352.38

Finding the Fourth Proportional to 487,402.22, 730,821.93 and 150,352.38

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Solution

The fourth proportional to 487,402.22, 730,821.93 and 150,352.38 is: 225,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,402.22 : 730,821.93 = 150,352.38 : x
  2. Step 2: Convert to fraction form
    487,402.22/730,821.93 = 150,352.38/x
  3. Step 3: Cross multiply
    487,402.22x = 730,821.93 × 150,352.38
  4. Step 4: Simplify right side
    487,402.22x = 109,880,815,967.87
  5. Step 5: Solve for x
    x = 109,880,815,967.87/487,402.22
  6. Step 6: Final answer
    x = 225,441.76

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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.