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Finding the Fourth Proportional to 532,101, 798,185.34 and 216,385.32

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Solution

The fourth proportional to 532,101, 798,185.34 and 216,385.32 is: 324,591.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,101 : 798,185.34 = 216,385.32 : x
  2. Step 2: Convert to fraction form
    532,101/798,185.34 = 216,385.32/x
  3. Step 3: Cross multiply
    532,101x = 798,185.34 × 216,385.32
  4. Step 4: Simplify right side
    532,101x = 172,715,590,215.21
  5. Step 5: Solve for x
    x = 172,715,590,215.21/532,101
  6. Step 6: Final answer
    x = 324,591.74

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1.5x scale

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.