Home / 912,187.96-1,367,702.38-800,093.28

Finding the Fourth Proportional to 912,187.96, 1,367,702.38 and 800,093.28

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Solution

The fourth proportional to 912,187.96, 1,367,702.38 and 800,093.28 is: 1,199,631.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,187.96 : 1,367,702.38 = 800,093.28 : x
  2. Step 2: Convert to fraction form
    912,187.96/1,367,702.38 = 800,093.28/x
  3. Step 3: Cross multiply
    912,187.96x = 1,367,702.38 × 800,093.28
  4. Step 4: Simplify right side
    912,187.96x = 1,094,289,483,278.01
  5. Step 5: Solve for x
    x = 1,094,289,483,278.01/912,187.96
  6. Step 6: Final answer
    x = 1,199,631.58

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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.