Home / 1,107,762.68-1,661,496.04-308,977.40

Finding the Fourth Proportional to 1,107,762.68, 1,661,496.04 and 308,977.40

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Solution

The fourth proportional to 1,107,762.68, 1,661,496.04 and 308,977.40 is: 463,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,762.68 : 1,661,496.04 = 308,977.40 : x
  2. Step 2: Convert to fraction form
    1,107,762.68/1,661,496.04 = 308,977.40/x
  3. Step 3: Cross multiply
    1,107,762.68x = 1,661,496.04 × 308,977.40
  4. Step 4: Simplify right side
    1,107,762.68x = 513,364,726,549.50
  5. Step 5: Solve for x
    x = 513,364,726,549.50/1,107,762.68
  6. Step 6: Final answer
    x = 463,424.83

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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.