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Finding the Fourth Proportional to 580,084.94, 800,337.75 and 338,196.32

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Solution

The fourth proportional to 580,084.94, 800,337.75 and 338,196.32 is: 466,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,084.94 : 800,337.75 = 338,196.32 : x
  2. Step 2: Convert to fraction form
    580,084.94/800,337.75 = 338,196.32/x
  3. Step 3: Cross multiply
    580,084.94x = 800,337.75 × 338,196.32
  4. Step 4: Simplify right side
    580,084.94x = 270,671,281,807.08
  5. Step 5: Solve for x
    x = 270,671,281,807.08/580,084.94
  6. Step 6: Final answer
    x = 466,606.29

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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.