Home / 754,810.92-1,041,647.31-410,648.79

Finding the Fourth Proportional to 754,810.92, 1,041,647.31 and 410,648.79

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Solution

The fourth proportional to 754,810.92, 1,041,647.31 and 410,648.79 is: 566,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,810.92 : 1,041,647.31 = 410,648.79 : x
  2. Step 2: Convert to fraction form
    754,810.92/1,041,647.31 = 410,648.79/x
  3. Step 3: Cross multiply
    754,810.92x = 1,041,647.31 × 410,648.79
  4. Step 4: Simplify right side
    754,810.92x = 427,751,207,458.26
  5. Step 5: Solve for x
    x = 427,751,207,458.26/754,810.92
  6. Step 6: Final answer
    x = 566,699.81

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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.