Home / 467,346.23-644,938.11-252,486.21

Finding the Fourth Proportional to 467,346.23, 644,938.11 and 252,486.21

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Solution

The fourth proportional to 467,346.23, 644,938.11 and 252,486.21 is: 348,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,346.23 : 644,938.11 = 252,486.21 : x
  2. Step 2: Convert to fraction form
    467,346.23/644,938.11 = 252,486.21/x
  3. Step 3: Cross multiply
    467,346.23x = 644,938.11 × 252,486.21
  4. Step 4: Simplify right side
    467,346.23x = 162,837,979,078.46
  5. Step 5: Solve for x
    x = 162,837,979,078.46/467,346.23
  6. Step 6: Final answer
    x = 348,431.14

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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.