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Finding the Fourth Proportional to 737,838.16, 1,104,628.56 and 433,309.48

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Solution

The fourth proportional to 737,838.16, 1,104,628.56 and 433,309.48 is: 648,714.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,838.16 : 1,104,628.56 = 433,309.48 : x
  2. Step 2: Convert to fraction form
    737,838.16/1,104,628.56 = 433,309.48/x
  3. Step 3: Cross multiply
    737,838.16x = 1,104,628.56 × 433,309.48
  4. Step 4: Simplify right side
    737,838.16x = 478,646,026,926.75
  5. Step 5: Solve for x
    x = 478,646,026,926.75/737,838.16
  6. Step 6: Final answer
    x = 648,714.11

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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.