Home / 1,154,540.70-1,731,811.05-355,751.10

Finding the Fourth Proportional to 1,154,540.70, 1,731,811.05 and 355,751.10

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Solution

The fourth proportional to 1,154,540.70, 1,731,811.05 and 355,751.10 is: 533,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,540.70 : 1,731,811.05 = 355,751.10 : x
  2. Step 2: Convert to fraction form
    1,154,540.70/1,731,811.05 = 355,751.10/x
  3. Step 3: Cross multiply
    1,154,540.70x = 1,731,811.05 × 355,751.10
  4. Step 4: Simplify right side
    1,154,540.70x = 616,093,686,029.66
  5. Step 5: Solve for x
    x = 616,093,686,029.66/1,154,540.70
  6. Step 6: Final answer
    x = 533,626.65

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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.