Home / 885,300.40-1,326,366.60-538,452.40

Finding the Fourth Proportional to 885,300.40, 1,326,366.60 and 538,452.40

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Solution

The fourth proportional to 885,300.40, 1,326,366.60 and 538,452.40 is: 806,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,300.40 : 1,326,366.60 = 538,452.40 : x
  2. Step 2: Convert to fraction form
    885,300.40/1,326,366.60 = 538,452.40/x
  3. Step 3: Cross multiply
    885,300.40x = 1,326,366.60 × 538,452.40
  4. Step 4: Simplify right side
    885,300.40x = 714,185,279,049.84
  5. Step 5: Solve for x
    x = 714,185,279,049.84/885,300.40
  6. Step 6: Final answer
    x = 806,715.19

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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.