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Finding the Fourth Proportional to 602,243.52, 831,096.63 and 330,323.01

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Solution

The fourth proportional to 602,243.52, 831,096.63 and 330,323.01 is: 455,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,243.52 : 831,096.63 = 330,323.01 : x
  2. Step 2: Convert to fraction form
    602,243.52/831,096.63 = 330,323.01/x
  3. Step 3: Cross multiply
    602,243.52x = 831,096.63 × 330,323.01
  4. Step 4: Simplify right side
    602,243.52x = 274,530,340,422.46
  5. Step 5: Solve for x
    x = 274,530,340,422.46/602,243.52
  6. Step 6: Final answer
    x = 455,846.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.