Home / 360,795.47-497,890.29-199,650.42

Finding the Fourth Proportional to 360,795.47, 497,890.29 and 199,650.42

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Solution

The fourth proportional to 360,795.47, 497,890.29 and 199,650.42 is: 275,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,795.47 : 497,890.29 = 199,650.42 : x
  2. Step 2: Convert to fraction form
    360,795.47/497,890.29 = 199,650.42/x
  3. Step 3: Cross multiply
    360,795.47x = 497,890.29 × 199,650.42
  4. Step 4: Simplify right side
    360,795.47x = 99,404,006,261.11
  5. Step 5: Solve for x
    x = 99,404,006,261.11/360,795.47
  6. Step 6: Final answer
    x = 275,513.46

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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.