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Finding the Fourth Proportional to 434,864.46, 600,111.79 and 243,881.94

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Solution

The fourth proportional to 434,864.46, 600,111.79 and 243,881.94 is: 336,556.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,864.46 : 600,111.79 = 243,881.94 : x
  2. Step 2: Convert to fraction form
    434,864.46/600,111.79 = 243,881.94/x
  3. Step 3: Cross multiply
    434,864.46x = 600,111.79 × 243,881.94
  4. Step 4: Simplify right side
    434,864.46x = 146,356,427,562.07
  5. Step 5: Solve for x
    x = 146,356,427,562.07/434,864.46
  6. Step 6: Final answer
    x = 336,556.42

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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.