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Finding the Fourth Proportional to 652,273.89, 900,180.54 and 376,643.37

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Solution

The fourth proportional to 652,273.89, 900,180.54 and 376,643.37 is: 519,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,273.89 : 900,180.54 = 376,643.37 : x
  2. Step 2: Convert to fraction form
    652,273.89/900,180.54 = 376,643.37/x
  3. Step 3: Cross multiply
    652,273.89x = 900,180.54 × 376,643.37
  4. Step 4: Simplify right side
    652,273.89x = 339,047,032,194.02
  5. Step 5: Solve for x
    x = 339,047,032,194.02/652,273.89
  6. Step 6: Final answer
    x = 519,792.43

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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.