Home / 759,669.64-1,138,979.58-333,000.52

Finding the Fourth Proportional to 759,669.64, 1,138,979.58 and 333,000.52

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Solution

The fourth proportional to 759,669.64, 1,138,979.58 and 333,000.52 is: 499,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,669.64 : 1,138,979.58 = 333,000.52 : x
  2. Step 2: Convert to fraction form
    759,669.64/1,138,979.58 = 333,000.52/x
  3. Step 3: Cross multiply
    759,669.64x = 1,138,979.58 × 333,000.52
  4. Step 4: Simplify right side
    759,669.64x = 379,280,792,409.38
  5. Step 5: Solve for x
    x = 379,280,792,409.38/759,669.64
  6. Step 6: Final answer
    x = 499,270.70

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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.