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Finding the Fourth Proportional to 652,273.64, 900,180.20 and 376,643.14

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Solution

The fourth proportional to 652,273.64, 900,180.20 and 376,643.14 is: 519,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,273.64 : 900,180.20 = 376,643.14 : x
  2. Step 2: Convert to fraction form
    652,273.64/900,180.20 = 376,643.14/x
  3. Step 3: Cross multiply
    652,273.64x = 900,180.20 × 376,643.14
  4. Step 4: Simplify right side
    652,273.64x = 339,046,697,093.83
  5. Step 5: Solve for x
    x = 339,046,697,093.83/652,273.64
  6. Step 6: Final answer
    x = 519,792.12

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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.