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Finding the Fourth Proportional to 528,303.92, 792,576.77 and 228,834.36

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Solution

The fourth proportional to 528,303.92, 792,576.77 and 228,834.36 is: 343,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,303.92 : 792,576.77 = 228,834.36 : x
  2. Step 2: Convert to fraction form
    528,303.92/792,576.77 = 228,834.36/x
  3. Step 3: Cross multiply
    528,303.92x = 792,576.77 × 228,834.36
  4. Step 4: Simplify right side
    528,303.92x = 181,368,796,769.65
  5. Step 5: Solve for x
    x = 181,368,796,769.65/528,303.92
  6. Step 6: Final answer
    x = 343,303.90

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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.