Home / 880,321.82-1,319,589.41-500,457.83

Finding the Fourth Proportional to 880,321.82, 1,319,589.41 and 500,457.83

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Solution

The fourth proportional to 880,321.82, 1,319,589.41 and 500,457.83 is: 750,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,321.82 : 1,319,589.41 = 500,457.83 : x
  2. Step 2: Convert to fraction form
    880,321.82/1,319,589.41 = 500,457.83/x
  3. Step 3: Cross multiply
    880,321.82x = 1,319,589.41 × 500,457.83
  4. Step 4: Simplify right side
    880,321.82x = 660,398,843,519.34
  5. Step 5: Solve for x
    x = 660,398,843,519.34/880,321.82
  6. Step 6: Final answer
    x = 750,178.89

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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.