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Finding the Fourth Proportional to 671,356.62, 926,495.58 and 365,458.18

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Solution

The fourth proportional to 671,356.62, 926,495.58 and 365,458.18 is: 504,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,356.62 : 926,495.58 = 365,458.18 : x
  2. Step 2: Convert to fraction form
    671,356.62/926,495.58 = 365,458.18/x
  3. Step 3: Cross multiply
    671,356.62x = 926,495.58 × 365,458.18
  4. Step 4: Simplify right side
    671,356.62x = 338,595,388,444.84
  5. Step 5: Solve for x
    x = 338,595,388,444.84/671,356.62
  6. Step 6: Final answer
    x = 504,345.05

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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.