Home / 997,852.96-1,496,777.82-287,884.72

Finding the Fourth Proportional to 997,852.96, 1,496,777.82 and 287,884.72

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Solution

The fourth proportional to 997,852.96, 1,496,777.82 and 287,884.72 is: 431,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,852.96 : 1,496,777.82 = 287,884.72 : x
  2. Step 2: Convert to fraction form
    997,852.96/1,496,777.82 = 287,884.72/x
  3. Step 3: Cross multiply
    997,852.96x = 1,496,777.82 × 287,884.72
  4. Step 4: Simplify right side
    997,852.96x = 430,899,463,612.91
  5. Step 5: Solve for x
    x = 430,899,463,612.91/997,852.96
  6. Step 6: Final answer
    x = 431,826.61

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Double scale
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Similar ratio
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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.