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Finding the Fourth Proportional to 594,071.82, 819,862.56 and 339,417.54

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Solution

The fourth proportional to 594,071.82, 819,862.56 and 339,417.54 is: 468,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,071.82 : 819,862.56 = 339,417.54 : x
  2. Step 2: Convert to fraction form
    594,071.82/819,862.56 = 339,417.54/x
  3. Step 3: Cross multiply
    594,071.82x = 819,862.56 × 339,417.54
  4. Step 4: Simplify right side
    594,071.82x = 278,275,733,253.30
  5. Step 5: Solve for x
    x = 278,275,733,253.30/594,071.82
  6. Step 6: Final answer
    x = 468,421.03

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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.