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Finding the Fourth Proportional to 591,424.52, 816,165.80 and 323,152.52

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Solution

The fourth proportional to 591,424.52, 816,165.80 and 323,152.52 is: 445,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,424.52 : 816,165.80 = 323,152.52 : x
  2. Step 2: Convert to fraction form
    591,424.52/816,165.80 = 323,152.52/x
  3. Step 3: Cross multiply
    591,424.52x = 816,165.80 × 323,152.52
  4. Step 4: Simplify right side
    591,424.52x = 263,746,035,007.82
  5. Step 5: Solve for x
    x = 263,746,035,007.82/591,424.52
  6. Step 6: Final answer
    x = 445,950.46

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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.