Home / 880,299.18-1,320,939.39-475,483.22

Finding the Fourth Proportional to 880,299.18, 1,320,939.39 and 475,483.22

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Solution

The fourth proportional to 880,299.18, 1,320,939.39 and 475,483.22 is: 713,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,299.18 : 1,320,939.39 = 475,483.22 : x
  2. Step 2: Convert to fraction form
    880,299.18/1,320,939.39 = 475,483.22/x
  3. Step 3: Cross multiply
    880,299.18x = 1,320,939.39 × 475,483.22
  4. Step 4: Simplify right side
    880,299.18x = 628,084,507,977.34
  5. Step 5: Solve for x
    x = 628,084,507,977.34/880,299.18
  6. Step 6: Final answer
    x = 713,489.83

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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.