Home / 726,956.19-1,003,293.72-416,979.72

Finding the Fourth Proportional to 726,956.19, 1,003,293.72 and 416,979.72

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Solution

The fourth proportional to 726,956.19, 1,003,293.72 and 416,979.72 is: 575,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,956.19 : 1,003,293.72 = 416,979.72 : x
  2. Step 2: Convert to fraction form
    726,956.19/1,003,293.72 = 416,979.72/x
  3. Step 3: Cross multiply
    726,956.19x = 1,003,293.72 × 416,979.72
  4. Step 4: Simplify right side
    726,956.19x = 418,353,134,443.36
  5. Step 5: Solve for x
    x = 418,353,134,443.36/726,956.19
  6. Step 6: Final answer
    x = 575,486.03

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Double scale
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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.