Home / 816,095.80-1,224,143.70-283,670.65

Finding the Fourth Proportional to 816,095.80, 1,224,143.70 and 283,670.65

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Solution

The fourth proportional to 816,095.80, 1,224,143.70 and 283,670.65 is: 425,505.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,095.80 : 1,224,143.70 = 283,670.65 : x
  2. Step 2: Convert to fraction form
    816,095.80/1,224,143.70 = 283,670.65/x
  3. Step 3: Cross multiply
    816,095.80x = 1,224,143.70 × 283,670.65
  4. Step 4: Simplify right side
    816,095.80x = 347,253,639,072.41
  5. Step 5: Solve for x
    x = 347,253,639,072.41/816,095.80
  6. Step 6: Final answer
    x = 425,505.98

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Similar ratio
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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.