Home / 964,135.04-1,330,519.73-528,593.31

Finding the Fourth Proportional to 964,135.04, 1,330,519.73 and 528,593.31

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Solution

The fourth proportional to 964,135.04, 1,330,519.73 and 528,593.31 is: 729,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,135.04 : 1,330,519.73 = 528,593.31 : x
  2. Step 2: Convert to fraction form
    964,135.04/1,330,519.73 = 528,593.31/x
  3. Step 3: Cross multiply
    964,135.04x = 1,330,519.73 × 528,593.31
  4. Step 4: Simplify right side
    964,135.04x = 703,303,825,458.04
  5. Step 5: Solve for x
    x = 703,303,825,458.04/964,135.04
  6. Step 6: Final answer
    x = 729,466.10

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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.