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Finding the Fourth Proportional to 454,324.67, 626,970.52 and 260,716.97

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Solution

The fourth proportional to 454,324.67, 626,970.52 and 260,716.97 is: 359,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,324.67 : 626,970.52 = 260,716.97 : x
  2. Step 2: Convert to fraction form
    454,324.67/626,970.52 = 260,716.97/x
  3. Step 3: Cross multiply
    454,324.67x = 626,970.52 × 260,716.97
  4. Step 4: Simplify right side
    454,324.67x = 163,461,851,153.81
  5. Step 5: Solve for x
    x = 163,461,851,153.81/454,324.67
  6. Step 6: Final answer
    x = 359,790.83

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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.