Home / 753,322.68-1,130,150.48-247,863.24

Finding the Fourth Proportional to 753,322.68, 1,130,150.48 and 247,863.24

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Solution

The fourth proportional to 753,322.68, 1,130,150.48 and 247,863.24 is: 371,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,322.68 : 1,130,150.48 = 247,863.24 : x
  2. Step 2: Convert to fraction form
    753,322.68/1,130,150.48 = 247,863.24/x
  3. Step 3: Cross multiply
    753,322.68x = 1,130,150.48 × 247,863.24
  4. Step 4: Simplify right side
    753,322.68x = 280,122,758,421.04
  5. Step 5: Solve for x
    x = 280,122,758,421.04/753,322.68
  6. Step 6: Final answer
    x = 371,849.63

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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.