Home / 435,131.40-652,697.10-248,161.80

Finding the Fourth Proportional to 435,131.40, 652,697.10 and 248,161.80

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Solution

The fourth proportional to 435,131.40, 652,697.10 and 248,161.80 is: 372,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,131.40 : 652,697.10 = 248,161.80 : x
  2. Step 2: Convert to fraction form
    435,131.40/652,697.10 = 248,161.80/x
  3. Step 3: Cross multiply
    435,131.40x = 652,697.10 × 248,161.80
  4. Step 4: Simplify right side
    435,131.40x = 161,974,487,190.78
  5. Step 5: Solve for x
    x = 161,974,487,190.78/435,131.40
  6. Step 6: Final answer
    x = 372,242.70

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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.