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Finding the Fourth Proportional to 904,077, 1,247,684.58 and 501,669

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Solution

The fourth proportional to 904,077, 1,247,684.58 and 501,669 is: 692,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,077 : 1,247,684.58 = 501,669 : x
  2. Step 2: Convert to fraction form
    904,077/1,247,684.58 = 501,669/x
  3. Step 3: Cross multiply
    904,077x = 1,247,684.58 × 501,669
  4. Step 4: Simplify right side
    904,077x = 625,924,675,564.02
  5. Step 5: Solve for x
    x = 625,924,675,564.02/904,077
  6. Step 6: Final answer
    x = 692,335.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.