Home / 712,906.72-1,069,425.84-233,137.06

Finding the Fourth Proportional to 712,906.72, 1,069,425.84 and 233,137.06

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Solution

The fourth proportional to 712,906.72, 1,069,425.84 and 233,137.06 is: 349,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,906.72 : 1,069,425.84 = 233,137.06 : x
  2. Step 2: Convert to fraction form
    712,906.72/1,069,425.84 = 233,137.06/x
  3. Step 3: Cross multiply
    712,906.72x = 1,069,425.84 × 233,137.06
  4. Step 4: Simplify right side
    712,906.72x = 249,322,796,225.63
  5. Step 5: Solve for x
    x = 249,322,796,225.63/712,906.72
  6. Step 6: Final answer
    x = 349,727.10

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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.