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Finding the Fourth Proportional to 608,846.40, 913,327.20 and 165,614.40

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Solution

The fourth proportional to 608,846.40, 913,327.20 and 165,614.40 is: 248,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,846.40 : 913,327.20 = 165,614.40 : x
  2. Step 2: Convert to fraction form
    608,846.40/913,327.20 = 165,614.40/x
  3. Step 3: Cross multiply
    608,846.40x = 913,327.20 × 165,614.40
  4. Step 4: Simplify right side
    608,846.40x = 151,260,136,231.68
  5. Step 5: Solve for x
    x = 151,260,136,231.68/608,846.40
  6. Step 6: Final answer
    x = 248,437.27

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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.