Home / 832,711.07-1,248,525.32-327,321.49

Finding the Fourth Proportional to 832,711.07, 1,248,525.32 and 327,321.49

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Solution

The fourth proportional to 832,711.07, 1,248,525.32 and 327,321.49 is: 490,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,711.07 : 1,248,525.32 = 327,321.49 : x
  2. Step 2: Convert to fraction form
    832,711.07/1,248,525.32 = 327,321.49/x
  3. Step 3: Cross multiply
    832,711.07x = 1,248,525.32 × 327,321.49
  4. Step 4: Simplify right side
    832,711.07x = 408,669,168,045.13
  5. Step 5: Solve for x
    x = 408,669,168,045.13/832,711.07
  6. Step 6: Final answer
    x = 490,769.47

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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.