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Finding the Fourth Proportional to 270,001.40, 405,002.10 and 226,042.70

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Solution

The fourth proportional to 270,001.40, 405,002.10 and 226,042.70 is: 339,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,001.40 : 405,002.10 = 226,042.70 : x
  2. Step 2: Convert to fraction form
    270,001.40/405,002.10 = 226,042.70/x
  3. Step 3: Cross multiply
    270,001.40x = 405,002.10 × 226,042.70
  4. Step 4: Simplify right side
    270,001.40x = 91,547,768,189.67
  5. Step 5: Solve for x
    x = 91,547,768,189.67/270,001.40
  6. Step 6: Final answer
    x = 339,064.05

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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.