Home / 837,480.65-1,255,745.10-571,563.32

Finding the Fourth Proportional to 837,480.65, 1,255,745.10 and 571,563.32

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Solution

The fourth proportional to 837,480.65, 1,255,745.10 and 571,563.32 is: 857,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,480.65 : 1,255,745.10 = 571,563.32 : x
  2. Step 2: Convert to fraction form
    837,480.65/1,255,745.10 = 571,563.32/x
  3. Step 3: Cross multiply
    837,480.65x = 1,255,745.10 × 571,563.32
  4. Step 4: Simplify right side
    837,480.65x = 717,737,838,429.73
  5. Step 5: Solve for x
    x = 717,737,838,429.73/837,480.65
  6. Step 6: Final answer
    x = 857,020.21

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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.