Home / 730,943.03-1,008,794.05-408,672.20

Finding the Fourth Proportional to 730,943.03, 1,008,794.05 and 408,672.20

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Solution

The fourth proportional to 730,943.03, 1,008,794.05 and 408,672.20 is: 564,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,943.03 : 1,008,794.05 = 408,672.20 : x
  2. Step 2: Convert to fraction form
    730,943.03/1,008,794.05 = 408,672.20/x
  3. Step 3: Cross multiply
    730,943.03x = 1,008,794.05 × 408,672.20
  4. Step 4: Simplify right side
    730,943.03x = 412,266,077,694.76
  5. Step 5: Solve for x
    x = 412,266,077,694.76/730,943.03
  6. Step 6: Final answer
    x = 564,019.44

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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.