Home / 472,741.96-652,489.10-300,625.04

Finding the Fourth Proportional to 472,741.96, 652,489.10 and 300,625.04

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Solution

The fourth proportional to 472,741.96, 652,489.10 and 300,625.04 is: 414,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,741.96 : 652,489.10 = 300,625.04 : x
  2. Step 2: Convert to fraction form
    472,741.96/652,489.10 = 300,625.04/x
  3. Step 3: Cross multiply
    472,741.96x = 652,489.10 × 300,625.04
  4. Step 4: Simplify right side
    472,741.96x = 196,154,561,787.06
  5. Step 5: Solve for x
    x = 196,154,561,787.06/472,741.96
  6. Step 6: Final answer
    x = 414,929.45

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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.