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Finding the Fourth Proportional to 477,557.83, 716,336.74 and 327,342.72

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Solution

The fourth proportional to 477,557.83, 716,336.74 and 327,342.72 is: 491,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,557.83 : 716,336.74 = 327,342.72 : x
  2. Step 2: Convert to fraction form
    477,557.83/716,336.74 = 327,342.72/x
  3. Step 3: Cross multiply
    477,557.83x = 716,336.74 × 327,342.72
  4. Step 4: Simplify right side
    477,557.83x = 234,487,615,052.93
  5. Step 5: Solve for x
    x = 234,487,615,052.93/477,557.83
  6. Step 6: Final answer
    x = 491,014.08

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Similar ratio
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1.5x scale

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.