Home / 941,959.08-1,299,912.78-512,248.50

Finding the Fourth Proportional to 941,959.08, 1,299,912.78 and 512,248.50

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Solution

The fourth proportional to 941,959.08, 1,299,912.78 and 512,248.50 is: 706,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,959.08 : 1,299,912.78 = 512,248.50 : x
  2. Step 2: Convert to fraction form
    941,959.08/1,299,912.78 = 512,248.50/x
  3. Step 3: Cross multiply
    941,959.08x = 1,299,912.78 × 512,248.50
  4. Step 4: Simplify right side
    941,959.08x = 665,878,371,685.83
  5. Step 5: Solve for x
    x = 665,878,371,685.83/941,959.08
  6. Step 6: Final answer
    x = 706,907.96

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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.