Home / 712,161.63-1,068,242.41-238,845.62

Finding the Fourth Proportional to 712,161.63, 1,068,242.41 and 238,845.62

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Solution

The fourth proportional to 712,161.63, 1,068,242.41 and 238,845.62 is: 358,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,161.63 : 1,068,242.41 = 238,845.62 : x
  2. Step 2: Convert to fraction form
    712,161.63/1,068,242.41 = 238,845.62/x
  3. Step 3: Cross multiply
    712,161.63x = 1,068,242.41 × 238,845.62
  4. Step 4: Simplify right side
    712,161.63x = 255,145,023,695.91
  5. Step 5: Solve for x
    x = 255,145,023,695.91/712,161.63
  6. Step 6: Final answer
    x = 358,268.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.