Home / 854,491.88-1,281,810.54-223,404.68

Finding the Fourth Proportional to 854,491.88, 1,281,810.54 and 223,404.68

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Solution

The fourth proportional to 854,491.88, 1,281,810.54 and 223,404.68 is: 335,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,491.88 : 1,281,810.54 = 223,404.68 : x
  2. Step 2: Convert to fraction form
    854,491.88/1,281,810.54 = 223,404.68/x
  3. Step 3: Cross multiply
    854,491.88x = 1,281,810.54 × 223,404.68
  4. Step 4: Simplify right side
    854,491.88x = 286,362,473,509.33
  5. Step 5: Solve for x
    x = 286,362,473,509.33/854,491.88
  6. Step 6: Final answer
    x = 335,126.03

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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.