Home / 1,308,635.25-1,962,953.33-410,146.70

Finding the Fourth Proportional to 1,308,635.25, 1,962,953.33 and 410,146.70

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Solution

The fourth proportional to 1,308,635.25, 1,962,953.33 and 410,146.70 is: 615,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,635.25 : 1,962,953.33 = 410,146.70 : x
  2. Step 2: Convert to fraction form
    1,308,635.25/1,962,953.33 = 410,146.70/x
  3. Step 3: Cross multiply
    1,308,635.25x = 1,962,953.33 × 410,146.70
  4. Step 4: Simplify right side
    1,308,635.25x = 805,098,830,553.51
  5. Step 5: Solve for x
    x = 805,098,830,553.51/1,308,635.25
  6. Step 6: Final answer
    x = 615,220.19

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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.