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Finding the Fourth Proportional to 544,846.02, 751,461.48 and 353,920.92

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Solution

The fourth proportional to 544,846.02, 751,461.48 and 353,920.92 is: 488,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,846.02 : 751,461.48 = 353,920.92 : x
  2. Step 2: Convert to fraction form
    544,846.02/751,461.48 = 353,920.92/x
  3. Step 3: Cross multiply
    544,846.02x = 751,461.48 × 353,920.92
  4. Step 4: Simplify right side
    544,846.02x = 265,957,938,346.16
  5. Step 5: Solve for x
    x = 265,957,938,346.16/544,846.02
  6. Step 6: Final answer
    x = 488,134.13

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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.