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Finding the Fourth Proportional to 600,859.22, 829,276.80 and 342,734.90

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Solution

The fourth proportional to 600,859.22, 829,276.80 and 342,734.90 is: 473,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,859.22 : 829,276.80 = 342,734.90 : x
  2. Step 2: Convert to fraction form
    600,859.22/829,276.80 = 342,734.90/x
  3. Step 3: Cross multiply
    600,859.22x = 829,276.80 × 342,734.90
  4. Step 4: Simplify right side
    600,859.22x = 284,222,101,120.32
  5. Step 5: Solve for x
    x = 284,222,101,120.32/600,859.22
  6. Step 6: Final answer
    x = 473,026.11

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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.