Home / 708,669.14-1,063,617.88-371,947.64

Finding the Fourth Proportional to 708,669.14, 1,063,617.88 and 371,947.64

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Solution

The fourth proportional to 708,669.14, 1,063,617.88 and 371,947.64 is: 558,243.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,669.14 : 1,063,617.88 = 371,947.64 : x
  2. Step 2: Convert to fraction form
    708,669.14/1,063,617.88 = 371,947.64/x
  3. Step 3: Cross multiply
    708,669.14x = 1,063,617.88 × 371,947.64
  4. Step 4: Simplify right side
    708,669.14x = 395,610,160,327.80
  5. Step 5: Solve for x
    x = 395,610,160,327.80/708,669.14
  6. Step 6: Final answer
    x = 558,243.81

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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.