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Finding the Fourth Proportional to 360,621.81, 497,490.53 and 233,338.41

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Solution

The fourth proportional to 360,621.81, 497,490.53 and 233,338.41 is: 321,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,621.81 : 497,490.53 = 233,338.41 : x
  2. Step 2: Convert to fraction form
    360,621.81/497,490.53 = 233,338.41/x
  3. Step 3: Cross multiply
    360,621.81x = 497,490.53 × 233,338.41
  4. Step 4: Simplify right side
    360,621.81x = 116,083,648,093.57
  5. Step 5: Solve for x
    x = 116,083,648,093.57/360,621.81
  6. Step 6: Final answer
    x = 321,898.58

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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.