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Finding the Fourth Proportional to 577,649.26, 797,398.59 and 351,373.42

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Solution

The fourth proportional to 577,649.26, 797,398.59 and 351,373.42 is: 485,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,649.26 : 797,398.59 = 351,373.42 : x
  2. Step 2: Convert to fraction form
    577,649.26/797,398.59 = 351,373.42/x
  3. Step 3: Cross multiply
    577,649.26x = 797,398.59 × 351,373.42
  4. Step 4: Simplify right side
    577,649.26x = 280,184,669,671.48
  5. Step 5: Solve for x
    x = 280,184,669,671.48/577,649.26
  6. Step 6: Final answer
    x = 485,042.90

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1.5x scale

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.