Home / 791,500.23-1,187,237.70-251,748.72

Finding the Fourth Proportional to 791,500.23, 1,187,237.70 and 251,748.72

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Solution

The fourth proportional to 791,500.23, 1,187,237.70 and 251,748.72 is: 377,619.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,500.23 : 1,187,237.70 = 251,748.72 : x
  2. Step 2: Convert to fraction form
    791,500.23/1,187,237.70 = 251,748.72/x
  3. Step 3: Cross multiply
    791,500.23x = 1,187,237.70 × 251,748.72
  4. Step 4: Simplify right side
    791,500.23x = 298,885,571,310.74
  5. Step 5: Solve for x
    x = 298,885,571,310.74/791,500.23
  6. Step 6: Final answer
    x = 377,619.06

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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.