Home / 380,192.68-524,657.46-208,110.52

Finding the Fourth Proportional to 380,192.68, 524,657.46 and 208,110.52

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Solution

The fourth proportional to 380,192.68, 524,657.46 and 208,110.52 is: 287,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,192.68 : 524,657.46 = 208,110.52 : x
  2. Step 2: Convert to fraction form
    380,192.68/524,657.46 = 208,110.52/x
  3. Step 3: Cross multiply
    380,192.68x = 524,657.46 × 208,110.52
  4. Step 4: Simplify right side
    380,192.68x = 109,186,736,822.48
  5. Step 5: Solve for x
    x = 109,186,736,822.48/380,192.68
  6. Step 6: Final answer
    x = 287,187.90

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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.