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Finding the Fourth Proportional to 313,708.32, 432,622.32 and 241,974.72

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Solution

The fourth proportional to 313,708.32, 432,622.32 and 241,974.72 is: 333,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,708.32 : 432,622.32 = 241,974.72 : x
  2. Step 2: Convert to fraction form
    313,708.32/432,622.32 = 241,974.72/x
  3. Step 3: Cross multiply
    313,708.32x = 432,622.32 × 241,974.72
  4. Step 4: Simplify right side
    313,708.32x = 104,683,664,747.75
  5. Step 5: Solve for x
    x = 104,683,664,747.75/313,708.32
  6. Step 6: Final answer
    x = 333,697.44

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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.