Home / 733,761.16-1,012,601.46-427,829.20

Finding the Fourth Proportional to 733,761.16, 1,012,601.46 and 427,829.20

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Solution

The fourth proportional to 733,761.16, 1,012,601.46 and 427,829.20 is: 590,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,761.16 : 1,012,601.46 = 427,829.20 : x
  2. Step 2: Convert to fraction form
    733,761.16/1,012,601.46 = 427,829.20/x
  3. Step 3: Cross multiply
    733,761.16x = 1,012,601.46 × 427,829.20
  4. Step 4: Simplify right side
    733,761.16x = 433,220,472,550.63
  5. Step 5: Solve for x
    x = 433,220,472,550.63/733,761.16
  6. Step 6: Final answer
    x = 590,410.74

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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.