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Finding the Fourth Proportional to 563,528.73, 777,749.37 and 348,737.97

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Solution

The fourth proportional to 563,528.73, 777,749.37 and 348,737.97 is: 481,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,528.73 : 777,749.37 = 348,737.97 : x
  2. Step 2: Convert to fraction form
    563,528.73/777,749.37 = 348,737.97/x
  3. Step 3: Cross multiply
    563,528.73x = 777,749.37 × 348,737.97
  4. Step 4: Simplify right side
    563,528.73x = 271,230,736,462.58
  5. Step 5: Solve for x
    x = 271,230,736,462.58/563,528.73
  6. Step 6: Final answer
    x = 481,307.73

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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.