Home / 355,580.20-532,058.10-324,087.40

Finding the Fourth Proportional to 355,580.20, 532,058.10 and 324,087.40

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Solution

The fourth proportional to 355,580.20, 532,058.10 and 324,087.40 is: 484,935.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,580.20 : 532,058.10 = 324,087.40 : x
  2. Step 2: Convert to fraction form
    355,580.20/532,058.10 = 324,087.40/x
  3. Step 3: Cross multiply
    355,580.20x = 532,058.10 × 324,087.40
  4. Step 4: Simplify right side
    355,580.20x = 172,433,326,277.94
  5. Step 5: Solve for x
    x = 172,433,326,277.94/355,580.20
  6. Step 6: Final answer
    x = 484,935.12

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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.