Home / 837,480.15-1,255,744.35-571,562.82

Finding the Fourth Proportional to 837,480.15, 1,255,744.35 and 571,562.82

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Solution

The fourth proportional to 837,480.15, 1,255,744.35 and 571,562.82 is: 857,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,480.15 : 1,255,744.35 = 571,562.82 : x
  2. Step 2: Convert to fraction form
    837,480.15/1,255,744.35 = 571,562.82/x
  3. Step 3: Cross multiply
    837,480.15x = 1,255,744.35 × 571,562.82
  4. Step 4: Simplify right side
    837,480.15x = 717,736,781,885.07
  5. Step 5: Solve for x
    x = 717,736,781,885.07/837,480.15
  6. Step 6: Final answer
    x = 857,019.46

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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.