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Finding the Fourth Proportional to 606,066.30, 909,026.55 and 251,043.30

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Solution

The fourth proportional to 606,066.30, 909,026.55 and 251,043.30 is: 376,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,066.30 : 909,026.55 = 251,043.30 : x
  2. Step 2: Convert to fraction form
    606,066.30/909,026.55 = 251,043.30/x
  3. Step 3: Cross multiply
    606,066.30x = 909,026.55 × 251,043.30
  4. Step 4: Simplify right side
    606,066.30x = 228,205,024,899.62
  5. Step 5: Solve for x
    x = 228,205,024,899.62/606,066.30
  6. Step 6: Final answer
    x = 376,534.75

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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.