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Finding the Fourth Proportional to 454,698.48, 627,475.62 and 250,768.25

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Solution

The fourth proportional to 454,698.48, 627,475.62 and 250,768.25 is: 346,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,698.48 : 627,475.62 = 250,768.25 : x
  2. Step 2: Convert to fraction form
    454,698.48/627,475.62 = 250,768.25/x
  3. Step 3: Cross multiply
    454,698.48x = 627,475.62 × 250,768.25
  4. Step 4: Simplify right side
    454,698.48x = 157,350,963,145.07
  5. Step 5: Solve for x
    x = 157,350,963,145.07/454,698.48
  6. Step 6: Final answer
    x = 346,055.62

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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.