Home / 754,943.22-1,041,790.21-410,780.50

Finding the Fourth Proportional to 754,943.22, 1,041,790.21 and 410,780.50

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Solution

The fourth proportional to 754,943.22, 1,041,790.21 and 410,780.50 is: 566,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,943.22 : 1,041,790.21 = 410,780.50 : x
  2. Step 2: Convert to fraction form
    754,943.22/1,041,790.21 = 410,780.50/x
  3. Step 3: Cross multiply
    754,943.22x = 1,041,790.21 × 410,780.50
  4. Step 4: Simplify right side
    754,943.22x = 427,947,099,727.48
  5. Step 5: Solve for x
    x = 427,947,099,727.48/754,943.22
  6. Step 6: Final answer
    x = 566,859.98

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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.