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Finding the Fourth Proportional to 442,633.96, 610,826.34 and 241,431.40

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Solution

The fourth proportional to 442,633.96, 610,826.34 and 241,431.40 is: 333,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,633.96 : 610,826.34 = 241,431.40 : x
  2. Step 2: Convert to fraction form
    442,633.96/610,826.34 = 241,431.40/x
  3. Step 3: Cross multiply
    442,633.96x = 610,826.34 × 241,431.40
  4. Step 4: Simplify right side
    442,633.96x = 147,472,658,423.08
  5. Step 5: Solve for x
    x = 147,472,658,423.08/442,633.96
  6. Step 6: Final answer
    x = 333,170.68

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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.