Home / 1,153,813.70-1,730,721.80-300,884.61

Finding the Fourth Proportional to 1,153,813.70, 1,730,721.80 and 300,884.61

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Solution

The fourth proportional to 1,153,813.70, 1,730,721.80 and 300,884.61 is: 451,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,813.70 : 1,730,721.80 = 300,884.61 : x
  2. Step 2: Convert to fraction form
    1,153,813.70/1,730,721.80 = 300,884.61/x
  3. Step 3: Cross multiply
    1,153,813.70x = 1,730,721.80 × 300,884.61
  4. Step 4: Simplify right side
    1,153,813.70x = 520,747,549,626.13
  5. Step 5: Solve for x
    x = 520,747,549,626.13/1,153,813.70
  6. Step 6: Final answer
    x = 451,327.24

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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.