Home / 827,999.70-1,241,999.55-473,705.70

Finding the Fourth Proportional to 827,999.70, 1,241,999.55 and 473,705.70

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Solution

The fourth proportional to 827,999.70, 1,241,999.55 and 473,705.70 is: 710,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,999.70 : 1,241,999.55 = 473,705.70 : x
  2. Step 2: Convert to fraction form
    827,999.70/1,241,999.55 = 473,705.70/x
  3. Step 3: Cross multiply
    827,999.70x = 1,241,999.55 × 473,705.70
  4. Step 4: Simplify right side
    827,999.70x = 588,342,266,232.44
  5. Step 5: Solve for x
    x = 588,342,266,232.44/827,999.70
  6. Step 6: Final answer
    x = 710,558.55

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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.