Home / 972,283.80-1,455,801.30-762,331.80

Finding the Fourth Proportional to 972,283.80, 1,455,801.30 and 762,331.80

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Solution

The fourth proportional to 972,283.80, 1,455,801.30 and 762,331.80 is: 1,141,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,283.80 : 1,455,801.30 = 762,331.80 : x
  2. Step 2: Convert to fraction form
    972,283.80/1,455,801.30 = 762,331.80/x
  3. Step 3: Cross multiply
    972,283.80x = 1,455,801.30 × 762,331.80
  4. Step 4: Simplify right side
    972,283.80x = 1,109,803,625,471.34
  5. Step 5: Solve for x
    x = 1,109,803,625,471.34/972,283.80
  6. Step 6: Final answer
    x = 1,141,440.00

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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.