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Finding the Fourth Proportional to 594,071.60, 819,862.26 and 339,417.32

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Solution

The fourth proportional to 594,071.60, 819,862.26 and 339,417.32 is: 468,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,071.60 : 819,862.26 = 339,417.32 : x
  2. Step 2: Convert to fraction form
    594,071.60/819,862.26 = 339,417.32/x
  3. Step 3: Cross multiply
    594,071.60x = 819,862.26 × 339,417.32
  4. Step 4: Simplify right side
    594,071.60x = 278,275,451,058.34
  5. Step 5: Solve for x
    x = 278,275,451,058.34/594,071.60
  6. Step 6: Final answer
    x = 468,420.73

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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.