Home / 882,260.40-1,217,468.88-489,773.22

Finding the Fourth Proportional to 882,260.40, 1,217,468.88 and 489,773.22

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Solution

The fourth proportional to 882,260.40, 1,217,468.88 and 489,773.22 is: 675,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,260.40 : 1,217,468.88 = 489,773.22 : x
  2. Step 2: Convert to fraction form
    882,260.40/1,217,468.88 = 489,773.22/x
  3. Step 3: Cross multiply
    882,260.40x = 1,217,468.88 × 489,773.22
  4. Step 4: Simplify right side
    882,260.40x = 596,283,653,607.39
  5. Step 5: Solve for x
    x = 596,283,653,607.39/882,260.40
  6. Step 6: Final answer
    x = 675,859.02

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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.