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Finding the Fourth Proportional to 604,687.97, 834,503.85 and 346,607.85

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Solution

The fourth proportional to 604,687.97, 834,503.85 and 346,607.85 is: 478,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,687.97 : 834,503.85 = 346,607.85 : x
  2. Step 2: Convert to fraction form
    604,687.97/834,503.85 = 346,607.85/x
  3. Step 3: Cross multiply
    604,687.97x = 834,503.85 × 346,607.85
  4. Step 4: Simplify right side
    604,687.97x = 289,245,585,265.22
  5. Step 5: Solve for x
    x = 289,245,585,265.22/604,687.97
  6. Step 6: Final answer
    x = 478,338.58

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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.