Home / 756,004.41-1,134,228.12-223,539.30

Finding the Fourth Proportional to 756,004.41, 1,134,228.12 and 223,539.30

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Solution

The fourth proportional to 756,004.41, 1,134,228.12 and 223,539.30 is: 335,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,004.41 : 1,134,228.12 = 223,539.30 : x
  2. Step 2: Convert to fraction form
    756,004.41/1,134,228.12 = 223,539.30/x
  3. Step 3: Cross multiply
    756,004.41x = 1,134,228.12 × 223,539.30
  4. Step 4: Simplify right side
    756,004.41x = 253,544,559,985.12
  5. Step 5: Solve for x
    x = 253,544,559,985.12/756,004.41
  6. Step 6: Final answer
    x = 335,374.45

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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.