Home / 454,121.04-626,706.40-252,917.04

Finding the Fourth Proportional to 454,121.04, 626,706.40 and 252,917.04

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Solution

The fourth proportional to 454,121.04, 626,706.40 and 252,917.04 is: 349,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,121.04 : 626,706.40 = 252,917.04 : x
  2. Step 2: Convert to fraction form
    454,121.04/626,706.40 = 252,917.04/x
  3. Step 3: Cross multiply
    454,121.04x = 626,706.40 × 252,917.04
  4. Step 4: Simplify right side
    454,121.04x = 158,504,727,637.06
  5. Step 5: Solve for x
    x = 158,504,727,637.06/454,121.04
  6. Step 6: Final answer
    x = 349,036.30

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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.