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Finding the Fourth Proportional to 579,548.44, 800,165.15 and 362,088.15

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Solution

The fourth proportional to 579,548.44, 800,165.15 and 362,088.15 is: 499,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,548.44 : 800,165.15 = 362,088.15 : x
  2. Step 2: Convert to fraction form
    579,548.44/800,165.15 = 362,088.15/x
  3. Step 3: Cross multiply
    579,548.44x = 800,165.15 × 362,088.15
  4. Step 4: Simplify right side
    579,548.44x = 289,730,318,857.97
  5. Step 5: Solve for x
    x = 289,730,318,857.97/579,548.44
  6. Step 6: Final answer
    x = 499,924.25

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Double scale
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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.