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Finding the Fourth Proportional to 202,002.55, 283,328.45 and 202,002.55

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Solution

The fourth proportional to 202,002.55, 283,328.45 and 202,002.55 is: 283,328.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,002.55 : 283,328.45 = 202,002.55 : x
  2. Step 2: Convert to fraction form
    202,002.55/283,328.45 = 202,002.55/x
  3. Step 3: Cross multiply
    202,002.55x = 283,328.45 × 202,002.55
  4. Step 4: Simplify right side
    202,002.55x = 57,233,069,387.55
  5. Step 5: Solve for x
    x = 57,233,069,387.55/202,002.55
  6. Step 6: Final answer
    x = 283,328.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.