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Finding the Fourth Proportional to 608,351.50, 912,461.54 and 203,497.81

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Solution

The fourth proportional to 608,351.50, 912,461.54 and 203,497.81 is: 305,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,351.50 : 912,461.54 = 203,497.81 : x
  2. Step 2: Convert to fraction form
    608,351.50/912,461.54 = 203,497.81/x
  3. Step 3: Cross multiply
    608,351.50x = 912,461.54 × 203,497.81
  4. Step 4: Simplify right side
    608,351.50x = 185,683,925,099.23
  5. Step 5: Solve for x
    x = 185,683,925,099.23/608,351.50
  6. Step 6: Final answer
    x = 305,224.73

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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.