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Finding the Fourth Proportional to 671,349.29, 926,486.46 and 365,410.88

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Solution

The fourth proportional to 671,349.29, 926,486.46 and 365,410.88 is: 504,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,349.29 : 926,486.46 = 365,410.88 : x
  2. Step 2: Convert to fraction form
    671,349.29/926,486.46 = 365,410.88/x
  3. Step 3: Cross multiply
    671,349.29x = 926,486.46 × 365,410.88
  4. Step 4: Simplify right side
    671,349.29x = 338,548,235,132.04
  5. Step 5: Solve for x
    x = 338,548,235,132.04/671,349.29
  6. Step 6: Final answer
    x = 504,280.32

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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.