Home / 743,460.46-1,115,561.14-294,504.90

Finding the Fourth Proportional to 743,460.46, 1,115,561.14 and 294,504.90

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Solution

The fourth proportional to 743,460.46, 1,115,561.14 and 294,504.90 is: 441,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,460.46 : 1,115,561.14 = 294,504.90 : x
  2. Step 2: Convert to fraction form
    743,460.46/1,115,561.14 = 294,504.90/x
  3. Step 3: Cross multiply
    743,460.46x = 1,115,561.14 × 294,504.90
  4. Step 4: Simplify right side
    743,460.46x = 328,538,221,979.59
  5. Step 5: Solve for x
    x = 328,538,221,979.59/743,460.46
  6. Step 6: Final answer
    x = 441,904.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.