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Finding the Fourth Proportional to 466,364.99, 643,635.92 and 262,465.52

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Solution

The fourth proportional to 466,364.99, 643,635.92 and 262,465.52 is: 362,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,364.99 : 643,635.92 = 262,465.52 : x
  2. Step 2: Convert to fraction form
    466,364.99/643,635.92 = 262,465.52/x
  3. Step 3: Cross multiply
    466,364.99x = 643,635.92 × 262,465.52
  4. Step 4: Simplify right side
    466,364.99x = 168,932,233,871.46
  5. Step 5: Solve for x
    x = 168,932,233,871.46/466,364.99
  6. Step 6: Final answer
    x = 362,231.81

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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.