Home / 885,255.74-1,221,652.88-503,282.52

Finding the Fourth Proportional to 885,255.74, 1,221,652.88 and 503,282.52

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Solution

The fourth proportional to 885,255.74, 1,221,652.88 and 503,282.52 is: 694,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,255.74 : 1,221,652.88 = 503,282.52 : x
  2. Step 2: Convert to fraction form
    885,255.74/1,221,652.88 = 503,282.52/x
  3. Step 3: Cross multiply
    885,255.74x = 1,221,652.88 × 503,282.52
  4. Step 4: Simplify right side
    885,255.74x = 614,836,540,011.66
  5. Step 5: Solve for x
    x = 614,836,540,011.66/885,255.74
  6. Step 6: Final answer
    x = 694,529.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.