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Finding the Fourth Proportional to 633,808.18, 950,072.57 and 397,316.94

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Solution

The fourth proportional to 633,808.18, 950,072.57 and 397,316.94 is: 595,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,808.18 : 950,072.57 = 397,316.94 : x
  2. Step 2: Convert to fraction form
    633,808.18/950,072.57 = 397,316.94/x
  3. Step 3: Cross multiply
    633,808.18x = 950,072.57 × 397,316.94
  4. Step 4: Simplify right side
    633,808.18x = 377,479,926,290.34
  5. Step 5: Solve for x
    x = 377,479,926,290.34/633,808.18
  6. Step 6: Final answer
    x = 595,574.40

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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.