Home / 499,180.85-689,437.80-335,553.24

Finding the Fourth Proportional to 499,180.85, 689,437.80 and 335,553.24

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Solution

The fourth proportional to 499,180.85, 689,437.80 and 335,553.24 is: 463,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,180.85 : 689,437.80 = 335,553.24 : x
  2. Step 2: Convert to fraction form
    499,180.85/689,437.80 = 335,553.24/x
  3. Step 3: Cross multiply
    499,180.85x = 689,437.80 × 335,553.24
  4. Step 4: Simplify right side
    499,180.85x = 231,343,087,568.47
  5. Step 5: Solve for x
    x = 231,343,087,568.47/499,180.85
  6. Step 6: Final answer
    x = 463,445.44

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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.