Home / 606,112.32-836,421.84-351,487.20

Finding the Fourth Proportional to 606,112.32, 836,421.84 and 351,487.20

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Solution

The fourth proportional to 606,112.32, 836,421.84 and 351,487.20 is: 485,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,112.32 : 836,421.84 = 351,487.20 : x
  2. Step 2: Convert to fraction form
    606,112.32/836,421.84 = 351,487.20/x
  3. Step 3: Cross multiply
    606,112.32x = 836,421.84 × 351,487.20
  4. Step 4: Simplify right side
    606,112.32x = 293,991,570,560.45
  5. Step 5: Solve for x
    x = 293,991,570,560.45/606,112.32
  6. Step 6: Final answer
    x = 485,044.70

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1.5x scale

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.