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Finding the Fourth Proportional to 433,130.94, 649,807.14 and 180,327.40

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Solution

The fourth proportional to 433,130.94, 649,807.14 and 180,327.40 is: 270,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,130.94 : 649,807.14 = 180,327.40 : x
  2. Step 2: Convert to fraction form
    433,130.94/649,807.14 = 180,327.40/x
  3. Step 3: Cross multiply
    433,130.94x = 649,807.14 × 180,327.40
  4. Step 4: Simplify right side
    433,130.94x = 117,178,032,057.64
  5. Step 5: Solve for x
    x = 117,178,032,057.64/433,130.94
  6. Step 6: Final answer
    x = 270,537.20

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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.