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Finding the Fourth Proportional to 578,735.52, 798,458.00 and 336,966.92

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Solution

The fourth proportional to 578,735.52, 798,458.00 and 336,966.92 is: 464,899.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,735.52 : 798,458.00 = 336,966.92 : x
  2. Step 2: Convert to fraction form
    578,735.52/798,458.00 = 336,966.92/x
  3. Step 3: Cross multiply
    578,735.52x = 798,458.00 × 336,966.92
  4. Step 4: Simplify right side
    578,735.52x = 269,053,927,332.24
  5. Step 5: Solve for x
    x = 269,053,927,332.24/578,735.52
  6. Step 6: Final answer
    x = 464,899.63

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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.