Home / 439,206.60-658,907.10-202,492.20

Finding the Fourth Proportional to 439,206.60, 658,907.10 and 202,492.20

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Solution

The fourth proportional to 439,206.60, 658,907.10 and 202,492.20 is: 303,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,206.60 : 658,907.10 = 202,492.20 : x
  2. Step 2: Convert to fraction form
    439,206.60/658,907.10 = 202,492.20/x
  3. Step 3: Cross multiply
    439,206.60x = 658,907.10 × 202,492.20
  4. Step 4: Simplify right side
    439,206.60x = 133,423,548,274.62
  5. Step 5: Solve for x
    x = 133,423,548,274.62/439,206.60
  6. Step 6: Final answer
    x = 303,783.11

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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.