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Finding the Fourth Proportional to 595,277.28, 821,488.80 and 323,347.92

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Solution

The fourth proportional to 595,277.28, 821,488.80 and 323,347.92 is: 446,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,277.28 : 821,488.80 = 323,347.92 : x
  2. Step 2: Convert to fraction form
    595,277.28/821,488.80 = 323,347.92/x
  3. Step 3: Cross multiply
    595,277.28x = 821,488.80 × 323,347.92
  4. Step 4: Simplify right side
    595,277.28x = 265,626,694,783.30
  5. Step 5: Solve for x
    x = 265,626,694,783.30/595,277.28
  6. Step 6: Final answer
    x = 446,223.47

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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.