Home / 784,696.43-1,082,844.16-435,859.45

Finding the Fourth Proportional to 784,696.43, 1,082,844.16 and 435,859.45

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Solution

The fourth proportional to 784,696.43, 1,082,844.16 and 435,859.45 is: 601,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,696.43 : 1,082,844.16 = 435,859.45 : x
  2. Step 2: Convert to fraction form
    784,696.43/1,082,844.16 = 435,859.45/x
  3. Step 3: Cross multiply
    784,696.43x = 1,082,844.16 × 435,859.45
  4. Step 4: Simplify right side
    784,696.43x = 471,967,854,599.09
  5. Step 5: Solve for x
    x = 471,967,854,599.09/784,696.43
  6. Step 6: Final answer
    x = 601,465.53

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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.