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Finding the Fourth Proportional to 297,008.80, 444,994.80 and 255,536.80

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Solution

The fourth proportional to 297,008.80, 444,994.80 and 255,536.80 is: 382,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,008.80 : 444,994.80 = 255,536.80 : x
  2. Step 2: Convert to fraction form
    297,008.80/444,994.80 = 255,536.80/x
  3. Step 3: Cross multiply
    297,008.80x = 444,994.80 × 255,536.80
  4. Step 4: Simplify right side
    297,008.80x = 113,712,547,208.64
  5. Step 5: Solve for x
    x = 113,712,547,208.64/297,008.80
  6. Step 6: Final answer
    x = 382,859.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.