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Finding the Fourth Proportional to 540,358.14, 810,099.75 and 225,051.06

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Solution

The fourth proportional to 540,358.14, 810,099.75 and 225,051.06 is: 337,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,358.14 : 810,099.75 = 225,051.06 : x
  2. Step 2: Convert to fraction form
    540,358.14/810,099.75 = 225,051.06/x
  3. Step 3: Cross multiply
    540,358.14x = 810,099.75 × 225,051.06
  4. Step 4: Simplify right side
    540,358.14x = 182,313,807,443.24
  5. Step 5: Solve for x
    x = 182,313,807,443.24/540,358.14
  6. Step 6: Final answer
    x = 337,394.39

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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.