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Finding the Fourth Proportional to 473,379.80, 710,069.70 and 367,626.20

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Solution

The fourth proportional to 473,379.80, 710,069.70 and 367,626.20 is: 551,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,379.80 : 710,069.70 = 367,626.20 : x
  2. Step 2: Convert to fraction form
    473,379.80/710,069.70 = 367,626.20/x
  3. Step 3: Cross multiply
    473,379.80x = 710,069.70 × 367,626.20
  4. Step 4: Simplify right side
    473,379.80x = 261,040,225,546.14
  5. Step 5: Solve for x
    x = 261,040,225,546.14/473,379.80
  6. Step 6: Final answer
    x = 551,439.30

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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.