Home / 465,899.54-642,932.90-259,166.92

Finding the Fourth Proportional to 465,899.54, 642,932.90 and 259,166.92

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Solution

The fourth proportional to 465,899.54, 642,932.90 and 259,166.92 is: 357,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,899.54 : 642,932.90 = 259,166.92 : x
  2. Step 2: Convert to fraction form
    465,899.54/642,932.90 = 259,166.92/x
  3. Step 3: Cross multiply
    465,899.54x = 642,932.90 × 259,166.92
  4. Step 4: Simplify right side
    465,899.54x = 166,626,939,459.67
  5. Step 5: Solve for x
    x = 166,626,939,459.67/465,899.54
  6. Step 6: Final answer
    x = 357,645.64

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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.