Home / 1,129,299.34-1,693,589.76-370,964.86

Finding the Fourth Proportional to 1,129,299.34, 1,693,589.76 and 370,964.86

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Solution

The fourth proportional to 1,129,299.34, 1,693,589.76 and 370,964.86 is: 556,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,299.34 : 1,693,589.76 = 370,964.86 : x
  2. Step 2: Convert to fraction form
    1,129,299.34/1,693,589.76 = 370,964.86/x
  3. Step 3: Cross multiply
    1,129,299.34x = 1,693,589.76 × 370,964.86
  4. Step 4: Simplify right side
    1,129,299.34x = 628,262,288,215.83
  5. Step 5: Solve for x
    x = 628,262,288,215.83/1,129,299.34
  6. Step 6: Final answer
    x = 556,329.28

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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.