Home / 454,106.64-626,659.29-263,137.80

Finding the Fourth Proportional to 454,106.64, 626,659.29 and 263,137.80

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Solution

The fourth proportional to 454,106.64, 626,659.29 and 263,137.80 is: 363,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,106.64 : 626,659.29 = 263,137.80 : x
  2. Step 2: Convert to fraction form
    454,106.64/626,659.29 = 263,137.80/x
  3. Step 3: Cross multiply
    454,106.64x = 626,659.29 × 263,137.80
  4. Step 4: Simplify right side
    454,106.64x = 164,897,746,920.16
  5. Step 5: Solve for x
    x = 164,897,746,920.16/454,106.64
  6. Step 6: Final answer
    x = 363,125.60

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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.