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Finding the Fourth Proportional to 295,665.20, 407,902.20 and 182,291.12

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Solution

The fourth proportional to 295,665.20, 407,902.20 and 182,291.12 is: 251,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,665.20 : 407,902.20 = 182,291.12 : x
  2. Step 2: Convert to fraction form
    295,665.20/407,902.20 = 182,291.12/x
  3. Step 3: Cross multiply
    295,665.20x = 407,902.20 × 182,291.12
  4. Step 4: Simplify right side
    295,665.20x = 74,356,948,888.46
  5. Step 5: Solve for x
    x = 74,356,948,888.46/295,665.20
  6. Step 6: Final answer
    x = 251,490.36

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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.