Home / 754,292.73-1,040,912.45-410,125.92

Finding the Fourth Proportional to 754,292.73, 1,040,912.45 and 410,125.92

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Solution

The fourth proportional to 754,292.73, 1,040,912.45 and 410,125.92 is: 565,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,292.73 : 1,040,912.45 = 410,125.92 : x
  2. Step 2: Convert to fraction form
    754,292.73/1,040,912.45 = 410,125.92/x
  3. Step 3: Cross multiply
    754,292.73x = 1,040,912.45 × 410,125.92
  4. Step 4: Simplify right side
    754,292.73x = 426,905,171,779.63
  5. Step 5: Solve for x
    x = 426,905,171,779.63/754,292.73
  6. Step 6: Final answer
    x = 565,967.50

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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.