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Finding the Fourth Proportional to 562,031.11, 775,556.05 and 317,002.37

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Solution

The fourth proportional to 562,031.11, 775,556.05 and 317,002.37 is: 437,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,031.11 : 775,556.05 = 317,002.37 : x
  2. Step 2: Convert to fraction form
    562,031.11/775,556.05 = 317,002.37/x
  3. Step 3: Cross multiply
    562,031.11x = 775,556.05 × 317,002.37
  4. Step 4: Simplify right side
    562,031.11x = 245,853,102,832.56
  5. Step 5: Solve for x
    x = 245,853,102,832.56/562,031.11
  6. Step 6: Final answer
    x = 437,436.82

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1.5x scale

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.