Home / 754,564.80-1,041,283.80-410,407.56

Finding the Fourth Proportional to 754,564.80, 1,041,283.80 and 410,407.56

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Solution

The fourth proportional to 754,564.80, 1,041,283.80 and 410,407.56 is: 566,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,564.80 : 1,041,283.80 = 410,407.56 : x
  2. Step 2: Convert to fraction form
    754,564.80/1,041,283.80 = 410,407.56/x
  3. Step 3: Cross multiply
    754,564.80x = 1,041,283.80 × 410,407.56
  4. Step 4: Simplify right side
    754,564.80x = 427,350,743,625.53
  5. Step 5: Solve for x
    x = 427,350,743,625.53/754,564.80
  6. Step 6: Final answer
    x = 566,353.93

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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.