Home / 964,974.03-1,331,823.87-535,392.55

Finding the Fourth Proportional to 964,974.03, 1,331,823.87 and 535,392.55

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Solution

The fourth proportional to 964,974.03, 1,331,823.87 and 535,392.55 is: 738,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,974.03 : 1,331,823.87 = 535,392.55 : x
  2. Step 2: Convert to fraction form
    964,974.03/1,331,823.87 = 535,392.55/x
  3. Step 3: Cross multiply
    964,974.03x = 1,331,823.87 × 535,392.55
  4. Step 4: Simplify right side
    964,974.03x = 713,048,579,574.95
  5. Step 5: Solve for x
    x = 713,048,579,574.95/964,974.03
  6. Step 6: Final answer
    x = 738,930.33

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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.