Home / 474,297.27-711,447.12-193,814.52

Finding the Fourth Proportional to 474,297.27, 711,447.12 and 193,814.52

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Solution

The fourth proportional to 474,297.27, 711,447.12 and 193,814.52 is: 290,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,297.27 : 711,447.12 = 193,814.52 : x
  2. Step 2: Convert to fraction form
    474,297.27/711,447.12 = 193,814.52/x
  3. Step 3: Cross multiply
    474,297.27x = 711,447.12 × 193,814.52
  4. Step 4: Simplify right side
    474,297.27x = 137,888,782,068.18
  5. Step 5: Solve for x
    x = 137,888,782,068.18/474,297.27
  6. Step 6: Final answer
    x = 290,722.28

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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.