Home / 945,469.80-1,417,988.43-271,545.75

Finding the Fourth Proportional to 945,469.80, 1,417,988.43 and 271,545.75

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Solution

The fourth proportional to 945,469.80, 1,417,988.43 and 271,545.75 is: 407,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,469.80 : 1,417,988.43 = 271,545.75 : x
  2. Step 2: Convert to fraction form
    945,469.80/1,417,988.43 = 271,545.75/x
  3. Step 3: Cross multiply
    945,469.80x = 1,417,988.43 × 271,545.75
  4. Step 4: Simplify right side
    945,469.80x = 385,048,731,715.67
  5. Step 5: Solve for x
    x = 385,048,731,715.67/945,469.80
  6. Step 6: Final answer
    x = 407,256.51

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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.