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Finding the Fourth Proportional to 433,285.49, 597,732.49 and 280,373.10

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Solution

The fourth proportional to 433,285.49, 597,732.49 and 280,373.10 is: 386,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,285.49 : 597,732.49 = 280,373.10 : x
  2. Step 2: Convert to fraction form
    433,285.49/597,732.49 = 280,373.10/x
  3. Step 3: Cross multiply
    433,285.49x = 597,732.49 × 280,373.10
  4. Step 4: Simplify right side
    433,285.49x = 167,588,108,295.82
  5. Step 5: Solve for x
    x = 167,588,108,295.82/433,285.49
  6. Step 6: Final answer
    x = 386,784.49

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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.