Home / 465,985.50-643,047.22-262,031.14

Finding the Fourth Proportional to 465,985.50, 643,047.22 and 262,031.14

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Solution

The fourth proportional to 465,985.50, 643,047.22 and 262,031.14 is: 361,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,985.50 : 643,047.22 = 262,031.14 : x
  2. Step 2: Convert to fraction form
    465,985.50/643,047.22 = 262,031.14/x
  3. Step 3: Cross multiply
    465,985.50x = 643,047.22 × 262,031.14
  4. Step 4: Simplify right side
    465,985.50x = 168,498,396,130.43
  5. Step 5: Solve for x
    x = 168,498,396,130.43/465,985.50
  6. Step 6: Final answer
    x = 361,595.79

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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.