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Finding the Fourth Proportional to 501,565.60, 751,473.56 and 417,863.44

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Solution

The fourth proportional to 501,565.60, 751,473.56 and 417,863.44 is: 626,066.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,565.60 : 751,473.56 = 417,863.44 : x
  2. Step 2: Convert to fraction form
    501,565.60/751,473.56 = 417,863.44/x
  3. Step 3: Cross multiply
    501,565.60x = 751,473.56 × 417,863.44
  4. Step 4: Simplify right side
    501,565.60x = 314,013,326,850.65
  5. Step 5: Solve for x
    x = 314,013,326,850.65/501,565.60
  6. Step 6: Final answer
    x = 626,066.31

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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.