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Finding the Fourth Proportional to 964,546.92, 1,331,072.46 and 534,816

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Solution

The fourth proportional to 964,546.92, 1,331,072.46 and 534,816 is: 738,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,546.92 : 1,331,072.46 = 534,816 : x
  2. Step 2: Convert to fraction form
    964,546.92/1,331,072.46 = 534,816/x
  3. Step 3: Cross multiply
    964,546.92x = 1,331,072.46 × 534,816
  4. Step 4: Simplify right side
    964,546.92x = 711,878,848,767.36
  5. Step 5: Solve for x
    x = 711,878,848,767.36/964,546.92
  6. Step 6: Final answer
    x = 738,044.81

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1.5x scale

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.