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Finding the Fourth Proportional to 652,835.47, 900,977.69 and 366,356.69

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Solution

The fourth proportional to 652,835.47, 900,977.69 and 366,356.69 is: 505,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,835.47 : 900,977.69 = 366,356.69 : x
  2. Step 2: Convert to fraction form
    652,835.47/900,977.69 = 366,356.69/x
  3. Step 3: Cross multiply
    652,835.47x = 900,977.69 × 366,356.69
  4. Step 4: Simplify right side
    652,835.47x = 330,079,204,272.25
  5. Step 5: Solve for x
    x = 330,079,204,272.25/652,835.47
  6. Step 6: Final answer
    x = 505,608.56

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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.