Home / 1,109,433.22-1,662,888.49-469,337.45

Finding the Fourth Proportional to 1,109,433.22, 1,662,888.49 and 469,337.45

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Solution

The fourth proportional to 1,109,433.22, 1,662,888.49 and 469,337.45 is: 703,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,433.22 : 1,662,888.49 = 469,337.45 : x
  2. Step 2: Convert to fraction form
    1,109,433.22/1,662,888.49 = 469,337.45/x
  3. Step 3: Cross multiply
    1,109,433.22x = 1,662,888.49 × 469,337.45
  4. Step 4: Simplify right side
    1,109,433.22x = 780,455,836,683.19
  5. Step 5: Solve for x
    x = 780,455,836,683.19/1,109,433.22
  6. Step 6: Final answer
    x = 703,472.57

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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.