Home / 784,247.70-1,177,246.35-732,853.20

Finding the Fourth Proportional to 784,247.70, 1,177,246.35 and 732,853.20

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Solution

The fourth proportional to 784,247.70, 1,177,246.35 and 732,853.20 is: 1,100,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,247.70 : 1,177,246.35 = 732,853.20 : x
  2. Step 2: Convert to fraction form
    784,247.70/1,177,246.35 = 732,853.20/x
  3. Step 3: Cross multiply
    784,247.70x = 1,177,246.35 × 732,853.20
  4. Step 4: Simplify right side
    784,247.70x = 862,748,754,785.82
  5. Step 5: Solve for x
    x = 862,748,754,785.82/784,247.70
  6. Step 6: Final answer
    x = 1,100,097.27

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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.