Home / 833,431.85-1,149,902.64-523,367.88

Finding the Fourth Proportional to 833,431.85, 1,149,902.64 and 523,367.88

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Solution

The fourth proportional to 833,431.85, 1,149,902.64 and 523,367.88 is: 722,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,431.85 : 1,149,902.64 = 523,367.88 : x
  2. Step 2: Convert to fraction form
    833,431.85/1,149,902.64 = 523,367.88/x
  3. Step 3: Cross multiply
    833,431.85x = 1,149,902.64 × 523,367.88
  4. Step 4: Simplify right side
    833,431.85x = 601,822,106,903.20
  5. Step 5: Solve for x
    x = 601,822,106,903.20/833,431.85
  6. Step 6: Final answer
    x = 722,101.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.