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Finding the Fourth Proportional to 546,937.60, 755,106.54 and 375,137.82

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Solution

The fourth proportional to 546,937.60, 755,106.54 and 375,137.82 is: 517,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,937.60 : 755,106.54 = 375,137.82 : x
  2. Step 2: Convert to fraction form
    546,937.60/755,106.54 = 375,137.82/x
  3. Step 3: Cross multiply
    546,937.60x = 755,106.54 × 375,137.82
  4. Step 4: Simplify right side
    546,937.60x = 283,269,015,632.12
  5. Step 5: Solve for x
    x = 283,269,015,632.12/546,937.60
  6. Step 6: Final answer
    x = 517,918.34

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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.