Home / 368,288.27-507,949.08-252,070.62

Finding the Fourth Proportional to 368,288.27, 507,949.08 and 252,070.62

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Solution

The fourth proportional to 368,288.27, 507,949.08 and 252,070.62 is: 347,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,288.27 : 507,949.08 = 252,070.62 : x
  2. Step 2: Convert to fraction form
    368,288.27/507,949.08 = 252,070.62/x
  3. Step 3: Cross multiply
    368,288.27x = 507,949.08 × 252,070.62
  4. Step 4: Simplify right side
    368,288.27x = 128,039,036,673.96
  5. Step 5: Solve for x
    x = 128,039,036,673.96/368,288.27
  6. Step 6: Final answer
    x = 347,659.83

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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.