Home / 751,398.27-1,127,097.34-330,674.15

Finding the Fourth Proportional to 751,398.27, 1,127,097.34 and 330,674.15

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Solution

The fourth proportional to 751,398.27, 1,127,097.34 and 330,674.15 is: 496,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,398.27 : 1,127,097.34 = 330,674.15 : x
  2. Step 2: Convert to fraction form
    751,398.27/1,127,097.34 = 330,674.15/x
  3. Step 3: Cross multiply
    751,398.27x = 1,127,097.34 × 330,674.15
  4. Step 4: Simplify right side
    751,398.27x = 372,701,948,409.59
  5. Step 5: Solve for x
    x = 372,701,948,409.59/751,398.27
  6. Step 6: Final answer
    x = 496,011.19

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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.