Home / 659,269.82-988,943.02-254,464.32

Finding the Fourth Proportional to 659,269.82, 988,943.02 and 254,464.32

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Solution

The fourth proportional to 659,269.82, 988,943.02 and 254,464.32 is: 381,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,269.82 : 988,943.02 = 254,464.32 : x
  2. Step 2: Convert to fraction form
    659,269.82/988,943.02 = 254,464.32/x
  3. Step 3: Cross multiply
    659,269.82x = 988,943.02 × 254,464.32
  4. Step 4: Simplify right side
    659,269.82x = 251,650,716,175.42
  5. Step 5: Solve for x
    x = 251,650,716,175.42/659,269.82
  6. Step 6: Final answer
    x = 381,711.26

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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.