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Finding the Fourth Proportional to 322,230.96, 483,510.06 and 144,701.64

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Solution

The fourth proportional to 322,230.96, 483,510.06 and 144,701.64 is: 217,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,230.96 : 483,510.06 = 144,701.64 : x
  2. Step 2: Convert to fraction form
    322,230.96/483,510.06 = 144,701.64/x
  3. Step 3: Cross multiply
    322,230.96x = 483,510.06 × 144,701.64
  4. Step 4: Simplify right side
    322,230.96x = 69,964,698,638.50
  5. Step 5: Solve for x
    x = 69,964,698,638.50/322,230.96
  6. Step 6: Final answer
    x = 217,125.94

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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.