Home / 1,091,945.70-1,637,967.15-372,276.90

Finding the Fourth Proportional to 1,091,945.70, 1,637,967.15 and 372,276.90

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Solution

The fourth proportional to 1,091,945.70, 1,637,967.15 and 372,276.90 is: 558,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,945.70 : 1,637,967.15 = 372,276.90 : x
  2. Step 2: Convert to fraction form
    1,091,945.70/1,637,967.15 = 372,276.90/x
  3. Step 3: Cross multiply
    1,091,945.70x = 1,637,967.15 × 372,276.90
  4. Step 4: Simplify right side
    1,091,945.70x = 609,777,332,903.84
  5. Step 5: Solve for x
    x = 609,777,332,903.84/1,091,945.70
  6. Step 6: Final answer
    x = 558,431.92

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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.