Home / 373,267.10-515,108.87-203,501.22

Finding the Fourth Proportional to 373,267.10, 515,108.87 and 203,501.22

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Solution

The fourth proportional to 373,267.10, 515,108.87 and 203,501.22 is: 280,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,267.10 : 515,108.87 = 203,501.22 : x
  2. Step 2: Convert to fraction form
    373,267.10/515,108.87 = 203,501.22/x
  3. Step 3: Cross multiply
    373,267.10x = 515,108.87 × 203,501.22
  4. Step 4: Simplify right side
    373,267.10x = 104,825,282,460.32
  5. Step 5: Solve for x
    x = 104,825,282,460.32/373,267.10
  6. Step 6: Final answer
    x = 280,831.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.