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Finding the Fourth Proportional to 650,522.41, 975,222.38 and 313,098.89

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Solution

The fourth proportional to 650,522.41, 975,222.38 and 313,098.89 is: 469,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,522.41 : 975,222.38 = 313,098.89 : x
  2. Step 2: Convert to fraction form
    650,522.41/975,222.38 = 313,098.89/x
  3. Step 3: Cross multiply
    650,522.41x = 975,222.38 × 313,098.89
  4. Step 4: Simplify right side
    650,522.41x = 305,341,040,587.79
  5. Step 5: Solve for x
    x = 305,341,040,587.79/650,522.41
  6. Step 6: Final answer
    x = 469,378.21

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1.5x scale

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.