Home / 798,913.28-1,102,483.26-436,338.56

Finding the Fourth Proportional to 798,913.28, 1,102,483.26 and 436,338.56

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Solution

The fourth proportional to 798,913.28, 1,102,483.26 and 436,338.56 is: 602,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,913.28 : 1,102,483.26 = 436,338.56 : x
  2. Step 2: Convert to fraction form
    798,913.28/1,102,483.26 = 436,338.56/x
  3. Step 3: Cross multiply
    798,913.28x = 1,102,483.26 × 436,338.56
  4. Step 4: Simplify right side
    798,913.28x = 481,055,960,848.71
  5. Step 5: Solve for x
    x = 481,055,960,848.71/798,913.28
  6. Step 6: Final answer
    x = 602,137.89

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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.