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Finding the Fourth Proportional to 616,002.80, 850,087.36 and 344,082.14

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Solution

The fourth proportional to 616,002.80, 850,087.36 and 344,082.14 is: 474,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,002.80 : 850,087.36 = 344,082.14 : x
  2. Step 2: Convert to fraction form
    616,002.80/850,087.36 = 344,082.14/x
  3. Step 3: Cross multiply
    616,002.80x = 850,087.36 × 344,082.14
  4. Step 4: Simplify right side
    616,002.80x = 292,499,878,015.75
  5. Step 5: Solve for x
    x = 292,499,878,015.75/616,002.80
  6. Step 6: Final answer
    x = 474,835.31

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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.