Home / 472,913.52-709,212.96-152,989.44

Finding the Fourth Proportional to 472,913.52, 709,212.96 and 152,989.44

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Solution

The fourth proportional to 472,913.52, 709,212.96 and 152,989.44 is: 229,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,913.52 : 709,212.96 = 152,989.44 : x
  2. Step 2: Convert to fraction form
    472,913.52/709,212.96 = 152,989.44/x
  3. Step 3: Cross multiply
    472,913.52x = 709,212.96 × 152,989.44
  4. Step 4: Simplify right side
    472,913.52x = 108,502,093,591.14
  5. Step 5: Solve for x
    x = 108,502,093,591.14/472,913.52
  6. Step 6: Final answer
    x = 229,433.27

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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.