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Finding the Fourth Proportional to 366,473.80, 549,710.70 and 226,311.40

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Solution

The fourth proportional to 366,473.80, 549,710.70 and 226,311.40 is: 339,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,473.80 : 549,710.70 = 226,311.40 : x
  2. Step 2: Convert to fraction form
    366,473.80/549,710.70 = 226,311.40/x
  3. Step 3: Cross multiply
    366,473.80x = 549,710.70 × 226,311.40
  4. Step 4: Simplify right side
    366,473.80x = 124,405,798,111.98
  5. Step 5: Solve for x
    x = 124,405,798,111.98/366,473.80
  6. Step 6: Final answer
    x = 339,467.10

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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.