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Finding the Fourth Proportional to 613,646, 846,830.58 and 341,737.70

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Solution

The fourth proportional to 613,646, 846,830.58 and 341,737.70 is: 471,597.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,646 : 846,830.58 = 341,737.70 : x
  2. Step 2: Convert to fraction form
    613,646/846,830.58 = 341,737.70/x
  3. Step 3: Cross multiply
    613,646x = 846,830.58 × 341,737.70
  4. Step 4: Simplify right side
    613,646x = 289,393,934,698.87
  5. Step 5: Solve for x
    x = 289,393,934,698.87/613,646
  6. Step 6: Final answer
    x = 471,597.52

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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.