Home / 708,278.69-1,062,731.75-371,239.22

Finding the Fourth Proportional to 708,278.69, 1,062,731.75 and 371,239.22

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Solution

The fourth proportional to 708,278.69, 1,062,731.75 and 371,239.22 is: 557,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,278.69 : 1,062,731.75 = 371,239.22 : x
  2. Step 2: Convert to fraction form
    708,278.69/1,062,731.75 = 371,239.22/x
  3. Step 3: Cross multiply
    708,278.69x = 1,062,731.75 × 371,239.22
  4. Step 4: Simplify right side
    708,278.69x = 394,527,706,739.87
  5. Step 5: Solve for x
    x = 394,527,706,739.87/708,278.69
  6. Step 6: Final answer
    x = 557,023.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.