Home / 650,897.56-976,977.74-314,175.43

Finding the Fourth Proportional to 650,897.56, 976,977.74 and 314,175.43

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Solution

The fourth proportional to 650,897.56, 976,977.74 and 314,175.43 is: 471,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,897.56 : 976,977.74 = 314,175.43 : x
  2. Step 2: Convert to fraction form
    650,897.56/976,977.74 = 314,175.43/x
  3. Step 3: Cross multiply
    650,897.56x = 976,977.74 × 314,175.43
  4. Step 4: Simplify right side
    650,897.56x = 306,942,401,564.93
  5. Step 5: Solve for x
    x = 306,942,401,564.93/650,897.56
  6. Step 6: Final answer
    x = 471,567.91

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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.