Home / 431,830.20-596,203.02-270,905.88

Finding the Fourth Proportional to 431,830.20, 596,203.02 and 270,905.88

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Solution

The fourth proportional to 431,830.20, 596,203.02 and 270,905.88 is: 374,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,830.20 : 596,203.02 = 270,905.88 : x
  2. Step 2: Convert to fraction form
    431,830.20/596,203.02 = 270,905.88/x
  3. Step 3: Cross multiply
    431,830.20x = 596,203.02 × 270,905.88
  4. Step 4: Simplify right side
    431,830.20x = 161,514,903,791.76
  5. Step 5: Solve for x
    x = 161,514,903,791.76/431,830.20
  6. Step 6: Final answer
    x = 374,024.10

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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.