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Finding the Fourth Proportional to 545,606.96, 817,520.52 and 334,799.60

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Solution

The fourth proportional to 545,606.96, 817,520.52 and 334,799.60 is: 501,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,606.96 : 817,520.52 = 334,799.60 : x
  2. Step 2: Convert to fraction form
    545,606.96/817,520.52 = 334,799.60/x
  3. Step 3: Cross multiply
    545,606.96x = 817,520.52 × 334,799.60
  4. Step 4: Simplify right side
    545,606.96x = 273,705,543,087.79
  5. Step 5: Solve for x
    x = 273,705,543,087.79/545,606.96
  6. Step 6: Final answer
    x = 501,653.32

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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.