Home / 1,172,485.72-1,758,856.02-373,579.48

Finding the Fourth Proportional to 1,172,485.72, 1,758,856.02 and 373,579.48

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Solution

The fourth proportional to 1,172,485.72, 1,758,856.02 and 373,579.48 is: 560,409.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,485.72 : 1,758,856.02 = 373,579.48 : x
  2. Step 2: Convert to fraction form
    1,172,485.72/1,758,856.02 = 373,579.48/x
  3. Step 3: Cross multiply
    1,172,485.72x = 1,758,856.02 × 373,579.48
  4. Step 4: Simplify right side
    1,172,485.72x = 657,072,517,346.47
  5. Step 5: Solve for x
    x = 657,072,517,346.47/1,172,485.72
  6. Step 6: Final answer
    x = 560,409.83

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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.