Home / 708,340.28-1,062,823.40-371,300.32

Finding the Fourth Proportional to 708,340.28, 1,062,823.40 and 371,300.32

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Solution

The fourth proportional to 708,340.28, 1,062,823.40 and 371,300.32 is: 557,114.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,340.28 : 1,062,823.40 = 371,300.32 : x
  2. Step 2: Convert to fraction form
    708,340.28/1,062,823.40 = 371,300.32/x
  3. Step 3: Cross multiply
    708,340.28x = 1,062,823.40 × 371,300.32
  4. Step 4: Simplify right side
    708,340.28x = 394,626,668,523.49
  5. Step 5: Solve for x
    x = 394,626,668,523.49/708,340.28
  6. Step 6: Final answer
    x = 557,114.54

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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.