Home / 750,515.64-1,035,711.66-411,004.92

Finding the Fourth Proportional to 750,515.64, 1,035,711.66 and 411,004.92

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Solution

The fourth proportional to 750,515.64, 1,035,711.66 and 411,004.92 is: 567,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,515.64 : 1,035,711.66 = 411,004.92 : x
  2. Step 2: Convert to fraction form
    750,515.64/1,035,711.66 = 411,004.92/x
  3. Step 3: Cross multiply
    750,515.64x = 1,035,711.66 × 411,004.92
  4. Step 4: Simplify right side
    750,515.64x = 425,682,587,961.37
  5. Step 5: Solve for x
    x = 425,682,587,961.37/750,515.64
  6. Step 6: Final answer
    x = 567,186.83

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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.