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Finding the Fourth Proportional to 452,934.69, 625,057.77 and 248,994.21

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Solution

The fourth proportional to 452,934.69, 625,057.77 and 248,994.21 is: 343,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,934.69 : 625,057.77 = 248,994.21 : x
  2. Step 2: Convert to fraction form
    452,934.69/625,057.77 = 248,994.21/x
  3. Step 3: Cross multiply
    452,934.69x = 625,057.77 × 248,994.21
  4. Step 4: Simplify right side
    452,934.69x = 155,635,765,645.51
  5. Step 5: Solve for x
    x = 155,635,765,645.51/452,934.69
  6. Step 6: Final answer
    x = 343,616.35

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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.