Home / 380,001.60-524,398.32-210,236.94

Finding the Fourth Proportional to 380,001.60, 524,398.32 and 210,236.94

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Solution

The fourth proportional to 380,001.60, 524,398.32 and 210,236.94 is: 290,124.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,001.60 : 524,398.32 = 210,236.94 : x
  2. Step 2: Convert to fraction form
    380,001.60/524,398.32 = 210,236.94/x
  3. Step 3: Cross multiply
    380,001.60x = 524,398.32 × 210,236.94
  4. Step 4: Simplify right side
    380,001.60x = 110,247,898,137.94
  5. Step 5: Solve for x
    x = 110,247,898,137.94/380,001.60
  6. Step 6: Final answer
    x = 290,124.83

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1.5x scale

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.