Home / 773,358.48-1,160,496.99-418,364.64

Finding the Fourth Proportional to 773,358.48, 1,160,496.99 and 418,364.64

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Solution

The fourth proportional to 773,358.48, 1,160,496.99 and 418,364.64 is: 627,795.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,358.48 : 1,160,496.99 = 418,364.64 : x
  2. Step 2: Convert to fraction form
    773,358.48/1,160,496.99 = 418,364.64/x
  3. Step 3: Cross multiply
    773,358.48x = 1,160,496.99 × 418,364.64
  4. Step 4: Simplify right side
    773,358.48x = 485,510,905,442.43
  5. Step 5: Solve for x
    x = 485,510,905,442.43/773,358.48
  6. Step 6: Final answer
    x = 627,795.41

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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.