Home / 493,250.10-681,145.11-363,047.05

Finding the Fourth Proportional to 493,250.10, 681,145.11 and 363,047.05

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Solution

The fourth proportional to 493,250.10, 681,145.11 and 363,047.05 is: 501,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,250.10 : 681,145.11 = 363,047.05 : x
  2. Step 2: Convert to fraction form
    493,250.10/681,145.11 = 363,047.05/x
  3. Step 3: Cross multiply
    493,250.10x = 681,145.11 × 363,047.05
  4. Step 4: Simplify right side
    493,250.10x = 247,287,722,807.43
  5. Step 5: Solve for x
    x = 247,287,722,807.43/493,250.10
  6. Step 6: Final answer
    x = 501,343.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.