Home / 252,837.60-347,842.80-245,839.20

Finding the Fourth Proportional to 252,837.60, 347,842.80 and 245,839.20

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Solution

The fourth proportional to 252,837.60, 347,842.80 and 245,839.20 is: 338,214.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,837.60 : 347,842.80 = 245,839.20 : x
  2. Step 2: Convert to fraction form
    252,837.60/347,842.80 = 245,839.20/x
  3. Step 3: Cross multiply
    252,837.60x = 347,842.80 × 245,839.20
  4. Step 4: Simplify right side
    252,837.60x = 85,513,395,677.76
  5. Step 5: Solve for x
    x = 85,513,395,677.76/252,837.60
  6. Step 6: Final answer
    x = 338,214.71

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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.