Home / 962,791.64-1,328,666.46-554,668.28

Finding the Fourth Proportional to 962,791.64, 1,328,666.46 and 554,668.28

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Solution

The fourth proportional to 962,791.64, 1,328,666.46 and 554,668.28 is: 765,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,791.64 : 1,328,666.46 = 554,668.28 : x
  2. Step 2: Convert to fraction form
    962,791.64/1,328,666.46 = 554,668.28/x
  3. Step 3: Cross multiply
    962,791.64x = 1,328,666.46 × 554,668.28
  4. Step 4: Simplify right side
    962,791.64x = 736,969,140,061.89
  5. Step 5: Solve for x
    x = 736,969,140,061.89/962,791.64
  6. Step 6: Final answer
    x = 765,450.29

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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.