Home / 603,943.70-906,029.86-199,159.16

Finding the Fourth Proportional to 603,943.70, 906,029.86 and 199,159.16

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Solution

The fourth proportional to 603,943.70, 906,029.86 and 199,159.16 is: 298,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,943.70 : 906,029.86 = 199,159.16 : x
  2. Step 2: Convert to fraction form
    603,943.70/906,029.86 = 199,159.16/x
  3. Step 3: Cross multiply
    603,943.70x = 906,029.86 × 199,159.16
  4. Step 4: Simplify right side
    603,943.70x = 180,444,145,852.52
  5. Step 5: Solve for x
    x = 180,444,145,852.52/603,943.70
  6. Step 6: Final answer
    x = 298,776.44

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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.