Home / 914,475.73-1,261,959.98-506,576.31

Finding the Fourth Proportional to 914,475.73, 1,261,959.98 and 506,576.31

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Solution

The fourth proportional to 914,475.73, 1,261,959.98 and 506,576.31 is: 699,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,475.73 : 1,261,959.98 = 506,576.31 : x
  2. Step 2: Convert to fraction form
    914,475.73/1,261,959.98 = 506,576.31/x
  3. Step 3: Cross multiply
    914,475.73x = 1,261,959.98 × 506,576.31
  4. Step 4: Simplify right side
    914,475.73x = 639,279,030,036.07
  5. Step 5: Solve for x
    x = 639,279,030,036.07/914,475.73
  6. Step 6: Final answer
    x = 699,066.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.