Home / 330,189.82-455,683.73-185,007.24

Finding the Fourth Proportional to 330,189.82, 455,683.73 and 185,007.24

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Solution

The fourth proportional to 330,189.82, 455,683.73 and 185,007.24 is: 255,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,189.82 : 455,683.73 = 185,007.24 : x
  2. Step 2: Convert to fraction form
    330,189.82/455,683.73 = 185,007.24/x
  3. Step 3: Cross multiply
    330,189.82x = 455,683.73 × 185,007.24
  4. Step 4: Simplify right side
    330,189.82x = 84,304,788,275.17
  5. Step 5: Solve for x
    x = 84,304,788,275.17/330,189.82
  6. Step 6: Final answer
    x = 255,322.19

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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.