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Finding the Fourth Proportional to 565,048.73, 779,901.77 and 323,470.91

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Solution

The fourth proportional to 565,048.73, 779,901.77 and 323,470.91 is: 446,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,048.73 : 779,901.77 = 323,470.91 : x
  2. Step 2: Convert to fraction form
    565,048.73/779,901.77 = 323,470.91/x
  3. Step 3: Cross multiply
    565,048.73x = 779,901.77 × 323,470.91
  4. Step 4: Simplify right side
    565,048.73x = 252,275,535,252.51
  5. Step 5: Solve for x
    x = 252,275,535,252.51/565,048.73
  6. Step 6: Final answer
    x = 446,466.87

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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.