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Finding the Fourth Proportional to 501,366.51, 751,675.75 and 301,640.10

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Solution

The fourth proportional to 501,366.51, 751,675.75 and 301,640.10 is: 452,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,366.51 : 751,675.75 = 301,640.10 : x
  2. Step 2: Convert to fraction form
    501,366.51/751,675.75 = 301,640.10/x
  3. Step 3: Cross multiply
    501,366.51x = 751,675.75 × 301,640.10
  4. Step 4: Simplify right side
    501,366.51x = 226,735,549,052.87
  5. Step 5: Solve for x
    x = 226,735,549,052.87/501,366.51
  6. Step 6: Final answer
    x = 452,235.13

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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.