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Finding the Fourth Proportional to 652,536.44, 900,608.51 and 380,604.32

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Solution

The fourth proportional to 652,536.44, 900,608.51 and 380,604.32 is: 525,297.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,536.44 : 900,608.51 = 380,604.32 : x
  2. Step 2: Convert to fraction form
    652,536.44/900,608.51 = 380,604.32/x
  3. Step 3: Cross multiply
    652,536.44x = 900,608.51 × 380,604.32
  4. Step 4: Simplify right side
    652,536.44x = 342,775,488,583.25
  5. Step 5: Solve for x
    x = 342,775,488,583.25/652,536.44
  6. Step 6: Final answer
    x = 525,297.09

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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.