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Finding the Fourth Proportional to 415,731.60, 573,695.64 and 262,852.08

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Solution

The fourth proportional to 415,731.60, 573,695.64 and 262,852.08 is: 362,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,731.60 : 573,695.64 = 262,852.08 : x
  2. Step 2: Convert to fraction form
    415,731.60/573,695.64 = 262,852.08/x
  3. Step 3: Cross multiply
    415,731.60x = 573,695.64 × 262,852.08
  4. Step 4: Simplify right side
    415,731.60x = 150,797,092,260.93
  5. Step 5: Solve for x
    x = 150,797,092,260.93/415,731.60
  6. Step 6: Final answer
    x = 362,727.04

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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.