Home / 548,209.37-822,431.32-163,988.33

Finding the Fourth Proportional to 548,209.37, 822,431.32 and 163,988.33

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Solution

The fourth proportional to 548,209.37, 822,431.32 and 163,988.33 is: 246,017.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,209.37 : 822,431.32 = 163,988.33 : x
  2. Step 2: Convert to fraction form
    548,209.37/822,431.32 = 163,988.33/x
  3. Step 3: Cross multiply
    548,209.37x = 822,431.32 × 163,988.33
  4. Step 4: Simplify right side
    548,209.37x = 134,869,138,706.50
  5. Step 5: Solve for x
    x = 134,869,138,706.50/548,209.37
  6. Step 6: Final answer
    x = 246,017.57

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1.5x scale

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.