Home / 531,774.28-733,850.81-290,062.05

Finding the Fourth Proportional to 531,774.28, 733,850.81 and 290,062.05

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Solution

The fourth proportional to 531,774.28, 733,850.81 and 290,062.05 is: 400,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,774.28 : 733,850.81 = 290,062.05 : x
  2. Step 2: Convert to fraction form
    531,774.28/733,850.81 = 290,062.05/x
  3. Step 3: Cross multiply
    531,774.28x = 733,850.81 × 290,062.05
  4. Step 4: Simplify right side
    531,774.28x = 212,862,270,342.76
  5. Step 5: Solve for x
    x = 212,862,270,342.76/531,774.28
  6. Step 6: Final answer
    x = 400,286.89

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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.