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Finding the Fourth Proportional to 370,610.15, 511,496.85 and 234,656.71

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Solution

The fourth proportional to 370,610.15, 511,496.85 and 234,656.71 is: 323,860.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,610.15 : 511,496.85 = 234,656.71 : x
  2. Step 2: Convert to fraction form
    370,610.15/511,496.85 = 234,656.71/x
  3. Step 3: Cross multiply
    370,610.15x = 511,496.85 × 234,656.71
  4. Step 4: Simplify right side
    370,610.15x = 120,026,167,996.36
  5. Step 5: Solve for x
    x = 120,026,167,996.36/370,610.15
  6. Step 6: Final answer
    x = 323,860.99

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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.