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Finding the Fourth Proportional to 546,073.07, 753,548.41 and 313,446.26

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Solution

The fourth proportional to 546,073.07, 753,548.41 and 313,446.26 is: 432,537.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,073.07 : 753,548.41 = 313,446.26 : x
  2. Step 2: Convert to fraction form
    546,073.07/753,548.41 = 313,446.26/x
  3. Step 3: Cross multiply
    546,073.07x = 753,548.41 × 313,446.26
  4. Step 4: Simplify right side
    546,073.07x = 236,196,929,276.22
  5. Step 5: Solve for x
    x = 236,196,929,276.22/546,073.07
  6. Step 6: Final answer
    x = 432,537.22

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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.