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Finding the Fourth Proportional to 304,814.60, 457,740.30 and 226,017.80

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Solution

The fourth proportional to 304,814.60, 457,740.30 and 226,017.80 is: 339,411.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,814.60 : 457,740.30 = 226,017.80 : x
  2. Step 2: Convert to fraction form
    304,814.60/457,740.30 = 226,017.80/x
  3. Step 3: Cross multiply
    304,814.60x = 457,740.30 × 226,017.80
  4. Step 4: Simplify right side
    304,814.60x = 103,457,455,577.34
  5. Step 5: Solve for x
    x = 103,457,455,577.34/304,814.60
  6. Step 6: Final answer
    x = 339,411.09

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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.