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Finding the Fourth Proportional to 607,226.88, 910,838.40 and 163,994.88

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Solution

The fourth proportional to 607,226.88, 910,838.40 and 163,994.88 is: 245,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,226.88 : 910,838.40 = 163,994.88 : x
  2. Step 2: Convert to fraction form
    607,226.88/910,838.40 = 163,994.88/x
  3. Step 3: Cross multiply
    607,226.88x = 910,838.40 × 163,994.88
  4. Step 4: Simplify right side
    607,226.88x = 149,372,834,107.39
  5. Step 5: Solve for x
    x = 149,372,834,107.39/607,226.88
  6. Step 6: Final answer
    x = 245,991.80

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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.