Home / 964,389.20-1,330,935.96-534,804.08

Finding the Fourth Proportional to 964,389.20, 1,330,935.96 and 534,804.08

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Solution

The fourth proportional to 964,389.20, 1,330,935.96 and 534,804.08 is: 738,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,389.20 : 1,330,935.96 = 534,804.08 : x
  2. Step 2: Convert to fraction form
    964,389.20/1,330,935.96 = 534,804.08/x
  3. Step 3: Cross multiply
    964,389.20x = 1,330,935.96 × 534,804.08
  4. Step 4: Simplify right side
    964,389.20x = 711,789,981,626.72
  5. Step 5: Solve for x
    x = 711,789,981,626.72/964,389.20
  6. Step 6: Final answer
    x = 738,073.36

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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.