Home / 964,013.80-1,446,020.70-491,621.80

Finding the Fourth Proportional to 964,013.80, 1,446,020.70 and 491,621.80

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Solution

The fourth proportional to 964,013.80, 1,446,020.70 and 491,621.80 is: 737,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,013.80 : 1,446,020.70 = 491,621.80 : x
  2. Step 2: Convert to fraction form
    964,013.80/1,446,020.70 = 491,621.80/x
  3. Step 3: Cross multiply
    964,013.80x = 1,446,020.70 × 491,621.80
  4. Step 4: Simplify right side
    964,013.80x = 710,895,299,371.26
  5. Step 5: Solve for x
    x = 710,895,299,371.26/964,013.80
  6. Step 6: Final answer
    x = 737,432.70

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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.