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Finding the Fourth Proportional to 599,320.26, 898,974.24 and 346,439.85

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Solution

The fourth proportional to 599,320.26, 898,974.24 and 346,439.85 is: 519,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,320.26 : 898,974.24 = 346,439.85 : x
  2. Step 2: Convert to fraction form
    599,320.26/898,974.24 = 346,439.85/x
  3. Step 3: Cross multiply
    599,320.26x = 898,974.24 × 346,439.85
  4. Step 4: Simplify right side
    599,320.26x = 311,440,500,859.46
  5. Step 5: Solve for x
    x = 311,440,500,859.46/599,320.26
  6. Step 6: Final answer
    x = 519,656.22

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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.