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Finding the Fourth Proportional to 577,984.54, 797,779.11 and 336,313.95

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Solution

The fourth proportional to 577,984.54, 797,779.11 and 336,313.95 is: 464,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,984.54 : 797,779.11 = 336,313.95 : x
  2. Step 2: Convert to fraction form
    577,984.54/797,779.11 = 336,313.95/x
  3. Step 3: Cross multiply
    577,984.54x = 797,779.11 × 336,313.95
  4. Step 4: Simplify right side
    577,984.54x = 268,304,243,711.59
  5. Step 5: Solve for x
    x = 268,304,243,711.59/577,984.54
  6. Step 6: Final answer
    x = 464,206.61

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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.