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Finding the Fourth Proportional to 384,834.84, 530,728.20 and 241,608.24

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Solution

The fourth proportional to 384,834.84, 530,728.20 and 241,608.24 is: 333,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,834.84 : 530,728.20 = 241,608.24 : x
  2. Step 2: Convert to fraction form
    384,834.84/530,728.20 = 241,608.24/x
  3. Step 3: Cross multiply
    384,834.84x = 530,728.20 × 241,608.24
  4. Step 4: Simplify right side
    384,834.84x = 128,228,306,320.37
  5. Step 5: Solve for x
    x = 128,228,306,320.37/384,834.84
  6. Step 6: Final answer
    x = 333,203.48

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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.