Home / 334,228.04-501,769.50-287,144.36

Finding the Fourth Proportional to 334,228.04, 501,769.50 and 287,144.36

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Solution

The fourth proportional to 334,228.04, 501,769.50 and 287,144.36 is: 431,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,228.04 : 501,769.50 = 287,144.36 : x
  2. Step 2: Convert to fraction form
    334,228.04/501,769.50 = 287,144.36/x
  3. Step 3: Cross multiply
    334,228.04x = 501,769.50 × 287,144.36
  4. Step 4: Simplify right side
    334,228.04x = 144,080,281,945.02
  5. Step 5: Solve for x
    x = 144,080,281,945.02/334,228.04
  6. Step 6: Final answer
    x = 431,083.77

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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.