Home / 692,636.68-1,038,168.30-293,028.04

Finding the Fourth Proportional to 692,636.68, 1,038,168.30 and 293,028.04

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Solution

The fourth proportional to 692,636.68, 1,038,168.30 and 293,028.04 is: 439,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,636.68 : 1,038,168.30 = 293,028.04 : x
  2. Step 2: Convert to fraction form
    692,636.68/1,038,168.30 = 293,028.04/x
  3. Step 3: Cross multiply
    692,636.68x = 1,038,168.30 × 293,028.04
  4. Step 4: Simplify right side
    692,636.68x = 304,212,422,139.13
  5. Step 5: Solve for x
    x = 304,212,422,139.13/692,636.68
  6. Step 6: Final answer
    x = 439,209.23

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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.