Home / 372,256.53-556,975.71-220,535.06

Finding the Fourth Proportional to 372,256.53, 556,975.71 and 220,535.06

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Solution

The fourth proportional to 372,256.53, 556,975.71 and 220,535.06 is: 329,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,256.53 : 556,975.71 = 220,535.06 : x
  2. Step 2: Convert to fraction form
    372,256.53/556,975.71 = 220,535.06/x
  3. Step 3: Cross multiply
    372,256.53x = 556,975.71 × 220,535.06
  4. Step 4: Simplify right side
    372,256.53x = 122,832,668,838.51
  5. Step 5: Solve for x
    x = 122,832,668,838.51/372,256.53
  6. Step 6: Final answer
    x = 329,967.80

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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.