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Finding the Fourth Proportional to 450,507.65, 675,050.13 and 365,855.90

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Solution

The fourth proportional to 450,507.65, 675,050.13 and 365,855.90 is: 548,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,507.65 : 675,050.13 = 365,855.90 : x
  2. Step 2: Convert to fraction form
    450,507.65/675,050.13 = 365,855.90/x
  3. Step 3: Cross multiply
    450,507.65x = 675,050.13 × 365,855.90
  4. Step 4: Simplify right side
    450,507.65x = 246,971,069,481.02
  5. Step 5: Solve for x
    x = 246,971,069,481.02/450,507.65
  6. Step 6: Final answer
    x = 548,206.17

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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.