Home / 751,340.41-1,126,730.40-301,909.18

Finding the Fourth Proportional to 751,340.41, 1,126,730.40 and 301,909.18

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Solution

The fourth proportional to 751,340.41, 1,126,730.40 and 301,909.18 is: 452,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,340.41 : 1,126,730.40 = 301,909.18 : x
  2. Step 2: Convert to fraction form
    751,340.41/1,126,730.40 = 301,909.18/x
  3. Step 3: Cross multiply
    751,340.41x = 1,126,730.40 × 301,909.18
  4. Step 4: Simplify right side
    751,340.41x = 340,170,251,145.07
  5. Step 5: Solve for x
    x = 340,170,251,145.07/751,340.41
  6. Step 6: Final answer
    x = 452,751.17

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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.