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Finding the Fourth Proportional to 400,331.34, 600,700.67 and 175,633.50

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Solution

The fourth proportional to 400,331.34, 600,700.67 and 175,633.50 is: 263,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,331.34 : 600,700.67 = 175,633.50 : x
  2. Step 2: Convert to fraction form
    400,331.34/600,700.67 = 175,633.50/x
  3. Step 3: Cross multiply
    400,331.34x = 600,700.67 × 175,633.50
  4. Step 4: Simplify right side
    400,331.34x = 105,503,160,246.28
  5. Step 5: Solve for x
    x = 105,503,160,246.28/400,331.34
  6. Step 6: Final answer
    x = 263,539.60

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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.