Home / 1,143,487.08-1,715,302.08-385,265.52

Finding the Fourth Proportional to 1,143,487.08, 1,715,302.08 and 385,265.52

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Solution

The fourth proportional to 1,143,487.08, 1,715,302.08 and 385,265.52 is: 577,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,487.08 : 1,715,302.08 = 385,265.52 : x
  2. Step 2: Convert to fraction form
    1,143,487.08/1,715,302.08 = 385,265.52/x
  3. Step 3: Cross multiply
    1,143,487.08x = 1,715,302.08 × 385,265.52
  4. Step 4: Simplify right side
    1,143,487.08x = 660,846,747,808.28
  5. Step 5: Solve for x
    x = 660,846,747,808.28/1,143,487.08
  6. Step 6: Final answer
    x = 577,922.36

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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.