Home / 754,901.20-1,041,744.54-410,722.48

Finding the Fourth Proportional to 754,901.20, 1,041,744.54 and 410,722.48

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Solution

The fourth proportional to 754,901.20, 1,041,744.54 and 410,722.48 is: 566,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,901.20 : 1,041,744.54 = 410,722.48 : x
  2. Step 2: Convert to fraction form
    754,901.20/1,041,744.54 = 410,722.48/x
  3. Step 3: Cross multiply
    754,901.20x = 1,041,744.54 × 410,722.48
  4. Step 4: Simplify right side
    754,901.20x = 427,867,900,995.26
  5. Step 5: Solve for x
    x = 427,867,900,995.26/754,901.20
  6. Step 6: Final answer
    x = 566,786.62

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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.