Home / 521,237.08-719,302.31-294,882.58

Finding the Fourth Proportional to 521,237.08, 719,302.31 and 294,882.58

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Solution

The fourth proportional to 521,237.08, 719,302.31 and 294,882.58 is: 406,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,237.08 : 719,302.31 = 294,882.58 : x
  2. Step 2: Convert to fraction form
    521,237.08/719,302.31 = 294,882.58/x
  3. Step 3: Cross multiply
    521,237.08x = 719,302.31 × 294,882.58
  4. Step 4: Simplify right side
    521,237.08x = 212,109,719,498.35
  5. Step 5: Solve for x
    x = 212,109,719,498.35/521,237.08
  6. Step 6: Final answer
    x = 406,935.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.