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Finding the Fourth Proportional to 595,073.20, 821,200.08 and 326,801.20

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Solution

The fourth proportional to 595,073.20, 821,200.08 and 326,801.20 is: 450,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,073.20 : 821,200.08 = 326,801.20 : x
  2. Step 2: Convert to fraction form
    595,073.20/821,200.08 = 326,801.20/x
  3. Step 3: Cross multiply
    595,073.20x = 821,200.08 × 326,801.20
  4. Step 4: Simplify right side
    595,073.20x = 268,369,171,584.10
  5. Step 5: Solve for x
    x = 268,369,171,584.10/595,073.20
  6. Step 6: Final answer
    x = 450,985.14

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1.5x scale

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.