Home / 751,562.10-1,127,063.28-302,131.70

Finding the Fourth Proportional to 751,562.10, 1,127,063.28 and 302,131.70

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Solution

The fourth proportional to 751,562.10, 1,127,063.28 and 302,131.70 is: 453,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,562.10 : 1,127,063.28 = 302,131.70 : x
  2. Step 2: Convert to fraction form
    751,562.10/1,127,063.28 = 302,131.70/x
  3. Step 3: Cross multiply
    751,562.10x = 1,127,063.28 × 302,131.70
  4. Step 4: Simplify right side
    751,562.10x = 340,521,544,793.98
  5. Step 5: Solve for x
    x = 340,521,544,793.98/751,562.10
  6. Step 6: Final answer
    x = 453,085.04

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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.