Home / 486,809.30-730,084.35-149,849.30

Finding the Fourth Proportional to 486,809.30, 730,084.35 and 149,849.30

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Solution

The fourth proportional to 486,809.30, 730,084.35 and 149,849.30 is: 224,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,809.30 : 730,084.35 = 149,849.30 : x
  2. Step 2: Convert to fraction form
    486,809.30/730,084.35 = 149,849.30/x
  3. Step 3: Cross multiply
    486,809.30x = 730,084.35 × 149,849.30
  4. Step 4: Simplify right side
    486,809.30x = 109,402,628,788.46
  5. Step 5: Solve for x
    x = 109,402,628,788.46/486,809.30
  6. Step 6: Final answer
    x = 224,734.06

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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.