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Finding the Fourth Proportional to 652,841.72, 901,009.57 and 366,377.53

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Solution

The fourth proportional to 652,841.72, 901,009.57 and 366,377.53 is: 505,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,841.72 : 901,009.57 = 366,377.53 : x
  2. Step 2: Convert to fraction form
    652,841.72/901,009.57 = 366,377.53/x
  3. Step 3: Cross multiply
    652,841.72x = 901,009.57 × 366,377.53
  4. Step 4: Simplify right side
    652,841.72x = 330,109,656,678.55
  5. Step 5: Solve for x
    x = 330,109,656,678.55/652,841.72
  6. Step 6: Final answer
    x = 505,650.37

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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.