Home / 740,760.04-1,022,234.10-414,071.44

Finding the Fourth Proportional to 740,760.04, 1,022,234.10 and 414,071.44

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Solution

The fourth proportional to 740,760.04, 1,022,234.10 and 414,071.44 is: 571,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,760.04 : 1,022,234.10 = 414,071.44 : x
  2. Step 2: Convert to fraction form
    740,760.04/1,022,234.10 = 414,071.44/x
  3. Step 3: Cross multiply
    740,760.04x = 1,022,234.10 × 414,071.44
  4. Step 4: Simplify right side
    740,760.04x = 423,277,945,804.10
  5. Step 5: Solve for x
    x = 423,277,945,804.10/740,760.04
  6. Step 6: Final answer
    x = 571,410.34

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Half scale
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Double scale
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Similar ratio
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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.