Home / 461,479.02-691,291.32-229,969.68

Finding the Fourth Proportional to 461,479.02, 691,291.32 and 229,969.68

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Solution

The fourth proportional to 461,479.02, 691,291.32 and 229,969.68 is: 344,492.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,479.02 : 691,291.32 = 229,969.68 : x
  2. Step 2: Convert to fraction form
    461,479.02/691,291.32 = 229,969.68/x
  3. Step 3: Cross multiply
    461,479.02x = 691,291.32 × 229,969.68
  4. Step 4: Simplify right side
    461,479.02x = 158,976,043,647.18
  5. Step 5: Solve for x
    x = 158,976,043,647.18/461,479.02
  6. Step 6: Final answer
    x = 344,492.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.