Home / 650,849.45-976,903.88-314,127.14

Finding the Fourth Proportional to 650,849.45, 976,903.88 and 314,127.14

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Solution

The fourth proportional to 650,849.45, 976,903.88 and 314,127.14 is: 471,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,849.45 : 976,903.88 = 314,127.14 : x
  2. Step 2: Convert to fraction form
    650,849.45/976,903.88 = 314,127.14/x
  3. Step 3: Cross multiply
    650,849.45x = 976,903.88 × 314,127.14
  4. Step 4: Simplify right side
    650,849.45x = 306,872,026,672.80
  5. Step 5: Solve for x
    x = 306,872,026,672.80/650,849.45
  6. Step 6: Final answer
    x = 471,494.64

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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.