Home / 946,274.22-1,305,841.56-538,367.28

Finding the Fourth Proportional to 946,274.22, 1,305,841.56 and 538,367.28

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Solution

The fourth proportional to 946,274.22, 1,305,841.56 and 538,367.28 is: 742,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,274.22 : 1,305,841.56 = 538,367.28 : x
  2. Step 2: Convert to fraction form
    946,274.22/1,305,841.56 = 538,367.28/x
  3. Step 3: Cross multiply
    946,274.22x = 1,305,841.56 × 538,367.28
  4. Step 4: Simplify right side
    946,274.22x = 703,022,368,768.16
  5. Step 5: Solve for x
    x = 703,022,368,768.16/946,274.22
  6. Step 6: Final answer
    x = 742,937.25

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1.5x scale

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.