Home / 1,308,823.28-1,963,177.80-410,244.50

Finding the Fourth Proportional to 1,308,823.28, 1,963,177.80 and 410,244.50

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Solution

The fourth proportional to 1,308,823.28, 1,963,177.80 and 410,244.50 is: 615,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,823.28 : 1,963,177.80 = 410,244.50 : x
  2. Step 2: Convert to fraction form
    1,308,823.28/1,963,177.80 = 410,244.50/x
  3. Step 3: Cross multiply
    1,308,823.28x = 1,963,177.80 × 410,244.50
  4. Step 4: Simplify right side
    1,308,823.28x = 805,382,894,972.10
  5. Step 5: Solve for x
    x = 805,382,894,972.10/1,308,823.28
  6. Step 6: Final answer
    x = 615,348.85

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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.