Home / 955,010.31-1,432,359.73-280,933.93

Finding the Fourth Proportional to 955,010.31, 1,432,359.73 and 280,933.93

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Solution

The fourth proportional to 955,010.31, 1,432,359.73 and 280,933.93 is: 421,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,010.31 : 1,432,359.73 = 280,933.93 : x
  2. Step 2: Convert to fraction form
    955,010.31/1,432,359.73 = 280,933.93/x
  3. Step 3: Cross multiply
    955,010.31x = 1,432,359.73 × 280,933.93
  4. Step 4: Simplify right side
    955,010.31x = 402,398,448,122.64
  5. Step 5: Solve for x
    x = 402,398,448,122.64/955,010.31
  6. Step 6: Final answer
    x = 421,355.08

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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.