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Finding the Fourth Proportional to 435,603, 652,791.60 and 346,460.88

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Solution

The fourth proportional to 435,603, 652,791.60 and 346,460.88 is: 519,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,603 : 652,791.60 = 346,460.88 : x
  2. Step 2: Convert to fraction form
    435,603/652,791.60 = 346,460.88/x
  3. Step 3: Cross multiply
    435,603x = 652,791.60 × 346,460.88
  4. Step 4: Simplify right side
    435,603x = 226,166,752,192.61
  5. Step 5: Solve for x
    x = 226,166,752,192.61/435,603
  6. Step 6: Final answer
    x = 519,203.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.