Home / 750,469.92-1,035,638.22-410,938.20

Finding the Fourth Proportional to 750,469.92, 1,035,638.22 and 410,938.20

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Solution

The fourth proportional to 750,469.92, 1,035,638.22 and 410,938.20 is: 567,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,469.92 : 1,035,638.22 = 410,938.20 : x
  2. Step 2: Convert to fraction form
    750,469.92/1,035,638.22 = 410,938.20/x
  3. Step 3: Cross multiply
    750,469.92x = 1,035,638.22 × 410,938.20
  4. Step 4: Simplify right side
    750,469.92x = 425,583,305,978.00
  5. Step 5: Solve for x
    x = 425,583,305,978.00/750,469.92
  6. Step 6: Final answer
    x = 567,089.09

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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.