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Finding the Fourth Proportional to 472,352.97, 708,682.46 and 282,783.69

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Solution

The fourth proportional to 472,352.97, 708,682.46 and 282,783.69 is: 424,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,352.97 : 708,682.46 = 282,783.69 : x
  2. Step 2: Convert to fraction form
    472,352.97/708,682.46 = 282,783.69/x
  3. Step 3: Cross multiply
    472,352.97x = 708,682.46 × 282,783.69
  4. Step 4: Simplify right side
    472,352.97x = 200,403,841,077.08
  5. Step 5: Solve for x
    x = 200,403,841,077.08/472,352.97
  6. Step 6: Final answer
    x = 424,267.13

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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.