Home / 1,107,734.12-1,661,614.34-308,967.08

Finding the Fourth Proportional to 1,107,734.12, 1,661,614.34 and 308,967.08

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Solution

The fourth proportional to 1,107,734.12, 1,661,614.34 and 308,967.08 is: 463,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,734.12 : 1,661,614.34 = 308,967.08 : x
  2. Step 2: Convert to fraction form
    1,107,734.12/1,661,614.34 = 308,967.08/x
  3. Step 3: Cross multiply
    1,107,734.12x = 1,661,614.34 × 308,967.08
  4. Step 4: Simplify right side
    1,107,734.12x = 513,384,130,715.93
  5. Step 5: Solve for x
    x = 513,384,130,715.93/1,107,734.12
  6. Step 6: Final answer
    x = 463,454.29

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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.