Home / 662,482.52-993,724.09-213,203.34

Finding the Fourth Proportional to 662,482.52, 993,724.09 and 213,203.34

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Solution

The fourth proportional to 662,482.52, 993,724.09 and 213,203.34 is: 319,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,482.52 : 993,724.09 = 213,203.34 : x
  2. Step 2: Convert to fraction form
    662,482.52/993,724.09 = 213,203.34/x
  3. Step 3: Cross multiply
    662,482.52x = 993,724.09 × 213,203.34
  4. Step 4: Simplify right side
    662,482.52x = 211,865,295,026.46
  5. Step 5: Solve for x
    x = 211,865,295,026.46/662,482.52
  6. Step 6: Final answer
    x = 319,805.11

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Double scale
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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.