Home / 213,824.59-320,515.43-175,987.10

Finding the Fourth Proportional to 213,824.59, 320,515.43 and 175,987.10

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Solution

The fourth proportional to 213,824.59, 320,515.43 and 175,987.10 is: 263,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,824.59 : 320,515.43 = 175,987.10 : x
  2. Step 2: Convert to fraction form
    213,824.59/320,515.43 = 175,987.10/x
  3. Step 3: Cross multiply
    213,824.59x = 320,515.43 × 175,987.10
  4. Step 4: Simplify right side
    213,824.59x = 56,406,578,548.44
  5. Step 5: Solve for x
    x = 56,406,578,548.44/213,824.59
  6. Step 6: Final answer
    x = 263,798.38

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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.