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Finding the Fourth Proportional to 594,312.47, 819,530.92 and 352,548.34

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Solution

The fourth proportional to 594,312.47, 819,530.92 and 352,548.34 is: 486,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,312.47 : 819,530.92 = 352,548.34 : x
  2. Step 2: Convert to fraction form
    594,312.47/819,530.92 = 352,548.34/x
  3. Step 3: Cross multiply
    594,312.47x = 819,530.92 × 352,548.34
  4. Step 4: Simplify right side
    594,312.47x = 288,924,263,375.85
  5. Step 5: Solve for x
    x = 288,924,263,375.85/594,312.47
  6. Step 6: Final answer
    x = 486,148.75

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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.