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Finding the Fourth Proportional to 533,032.63, 799,431.53 and 153,871.02

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Solution

The fourth proportional to 533,032.63, 799,431.53 and 153,871.02 is: 230,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,032.63 : 799,431.53 = 153,871.02 : x
  2. Step 2: Convert to fraction form
    533,032.63/799,431.53 = 153,871.02/x
  3. Step 3: Cross multiply
    533,032.63x = 799,431.53 × 153,871.02
  4. Step 4: Simplify right side
    533,032.63x = 123,009,344,171.91
  5. Step 5: Solve for x
    x = 123,009,344,171.91/533,032.63
  6. Step 6: Final answer
    x = 230,772.64

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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.