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Finding the Fourth Proportional to 607,234.20, 910,122.30 and 252,065.40

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Solution

The fourth proportional to 607,234.20, 910,122.30 and 252,065.40 is: 377,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,234.20 : 910,122.30 = 252,065.40 : x
  2. Step 2: Convert to fraction form
    607,234.20/910,122.30 = 252,065.40/x
  3. Step 3: Cross multiply
    607,234.20x = 910,122.30 × 252,065.40
  4. Step 4: Simplify right side
    607,234.20x = 229,410,341,598.42
  5. Step 5: Solve for x
    x = 229,410,341,598.42/607,234.20
  6. Step 6: Final answer
    x = 377,795.49

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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.