Home / 334,117.80-501,604.56-287,034.12

Finding the Fourth Proportional to 334,117.80, 501,604.56 and 287,034.12

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Solution

The fourth proportional to 334,117.80, 501,604.56 and 287,034.12 is: 430,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,117.80 : 501,604.56 = 287,034.12 : x
  2. Step 2: Convert to fraction form
    334,117.80/501,604.56 = 287,034.12/x
  3. Step 3: Cross multiply
    334,117.80x = 501,604.56 × 287,034.12
  4. Step 4: Simplify right side
    334,117.80x = 143,977,623,467.59
  5. Step 5: Solve for x
    x = 143,977,623,467.59/334,117.80
  6. Step 6: Final answer
    x = 430,918.75

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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.