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Finding the Fourth Proportional to 234,245.98, 351,718.89 and 230,746.78

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Solution

The fourth proportional to 234,245.98, 351,718.89 and 230,746.78 is: 346,464.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,245.98 : 351,718.89 = 230,746.78 : x
  2. Step 2: Convert to fraction form
    234,245.98/351,718.89 = 230,746.78/x
  3. Step 3: Cross multiply
    234,245.98x = 351,718.89 × 230,746.78
  4. Step 4: Simplify right side
    234,245.98x = 81,158,001,332.67
  5. Step 5: Solve for x
    x = 81,158,001,332.67/234,245.98
  6. Step 6: Final answer
    x = 346,464.86

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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.