Home / 384,069.06-574,987.41-223,655.31

Finding the Fourth Proportional to 384,069.06, 574,987.41 and 223,655.31

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Solution

The fourth proportional to 384,069.06, 574,987.41 and 223,655.31 is: 334,832.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,069.06 : 574,987.41 = 223,655.31 : x
  2. Step 2: Convert to fraction form
    384,069.06/574,987.41 = 223,655.31/x
  3. Step 3: Cross multiply
    384,069.06x = 574,987.41 × 223,655.31
  4. Step 4: Simplify right side
    384,069.06x = 128,598,987,429.65
  5. Step 5: Solve for x
    x = 128,598,987,429.65/384,069.06
  6. Step 6: Final answer
    x = 334,832.98

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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.