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Finding the Fourth Proportional to 524,162.84, 786,239.94 and 150,186.20

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Solution

The fourth proportional to 524,162.84, 786,239.94 and 150,186.20 is: 225,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,162.84 : 786,239.94 = 150,186.20 : x
  2. Step 2: Convert to fraction form
    524,162.84/786,239.94 = 150,186.20/x
  3. Step 3: Cross multiply
    524,162.84x = 786,239.94 × 150,186.20
  4. Step 4: Simplify right side
    524,162.84x = 118,082,388,876.83
  5. Step 5: Solve for x
    x = 118,082,388,876.83/524,162.84
  6. Step 6: Final answer
    x = 225,278.06

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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.