Home / 684,798.91-1,027,367.40-211,484.27

Finding the Fourth Proportional to 684,798.91, 1,027,367.40 and 211,484.27

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Solution

The fourth proportional to 684,798.91, 1,027,367.40 and 211,484.27 is: 317,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,798.91 : 1,027,367.40 = 211,484.27 : x
  2. Step 2: Convert to fraction form
    684,798.91/1,027,367.40 = 211,484.27/x
  3. Step 3: Cross multiply
    684,798.91x = 1,027,367.40 × 211,484.27
  4. Step 4: Simplify right side
    684,798.91x = 217,272,041,003.74
  5. Step 5: Solve for x
    x = 217,272,041,003.74/684,798.91
  6. Step 6: Final answer
    x = 317,278.60

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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.