Home / 746,859.60-1,120,159.80-273,301.20

Finding the Fourth Proportional to 746,859.60, 1,120,159.80 and 273,301.20

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Solution

The fourth proportional to 746,859.60, 1,120,159.80 and 273,301.20 is: 409,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,859.60 : 1,120,159.80 = 273,301.20 : x
  2. Step 2: Convert to fraction form
    746,859.60/1,120,159.80 = 273,301.20/x
  3. Step 3: Cross multiply
    746,859.60x = 1,120,159.80 × 273,301.20
  4. Step 4: Simplify right side
    746,859.60x = 306,141,017,531.76
  5. Step 5: Solve for x
    x = 306,141,017,531.76/746,859.60
  6. Step 6: Final answer
    x = 409,904.37

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Double scale
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1.5x scale

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.