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Finding the Fourth Proportional to 402,550.20, 602,513.10 and 402,550.20

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Solution

The fourth proportional to 402,550.20, 602,513.10 and 402,550.20 is: 602,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,550.20 : 602,513.10 = 402,550.20 : x
  2. Step 2: Convert to fraction form
    402,550.20/602,513.10 = 402,550.20/x
  3. Step 3: Cross multiply
    402,550.20x = 602,513.10 × 402,550.20
  4. Step 4: Simplify right side
    402,550.20x = 242,541,768,907.62
  5. Step 5: Solve for x
    x = 242,541,768,907.62/402,550.20
  6. Step 6: Final answer
    x = 602,513.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.