Home / 997,655.20-1,496,482.80-981,908.80

Finding the Fourth Proportional to 997,655.20, 1,496,482.80 and 981,908.80

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Solution

The fourth proportional to 997,655.20, 1,496,482.80 and 981,908.80 is: 1,472,863.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,655.20 : 1,496,482.80 = 981,908.80 : x
  2. Step 2: Convert to fraction form
    997,655.20/1,496,482.80 = 981,908.80/x
  3. Step 3: Cross multiply
    997,655.20x = 1,496,482.80 × 981,908.80
  4. Step 4: Simplify right side
    997,655.20x = 1,469,409,630,368.64
  5. Step 5: Solve for x
    x = 1,469,409,630,368.64/997,655.20
  6. Step 6: Final answer
    x = 1,472,863.20

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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.