Home / 750,864.92-1,036,205.34-411,310.76

Finding the Fourth Proportional to 750,864.92, 1,036,205.34 and 411,310.76

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Solution

The fourth proportional to 750,864.92, 1,036,205.34 and 411,310.76 is: 567,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,864.92 : 1,036,205.34 = 411,310.76 : x
  2. Step 2: Convert to fraction form
    750,864.92/1,036,205.34 = 411,310.76/x
  3. Step 3: Cross multiply
    750,864.92x = 1,036,205.34 × 411,310.76
  4. Step 4: Simplify right side
    750,864.92x = 426,202,405,911.46
  5. Step 5: Solve for x
    x = 426,202,405,911.46/750,864.92
  6. Step 6: Final answer
    x = 567,615.29

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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.