Home / 1,037,699.30-1,555,085.79-490,007.34

Finding the Fourth Proportional to 1,037,699.30, 1,555,085.79 and 490,007.34

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Solution

The fourth proportional to 1,037,699.30, 1,555,085.79 and 490,007.34 is: 734,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,699.30 : 1,555,085.79 = 490,007.34 : x
  2. Step 2: Convert to fraction form
    1,037,699.30/1,555,085.79 = 490,007.34/x
  3. Step 3: Cross multiply
    1,037,699.30x = 1,555,085.79 × 490,007.34
  4. Step 4: Simplify right side
    1,037,699.30x = 762,003,451,429.70
  5. Step 5: Solve for x
    x = 762,003,451,429.70/1,037,699.30
  6. Step 6: Final answer
    x = 734,320.10

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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.