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Finding the Fourth Proportional to 551,450.60, 825,426.30 and 551,450.60

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Solution

The fourth proportional to 551,450.60, 825,426.30 and 551,450.60 is: 825,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,450.60 : 825,426.30 = 551,450.60 : x
  2. Step 2: Convert to fraction form
    551,450.60/825,426.30 = 551,450.60/x
  3. Step 3: Cross multiply
    551,450.60x = 825,426.30 × 551,450.60
  4. Step 4: Simplify right side
    551,450.60x = 455,181,828,390.78
  5. Step 5: Solve for x
    x = 455,181,828,390.78/551,450.60
  6. Step 6: Final answer
    x = 825,426.30

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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.