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Finding the Fourth Proportional to 535,146.21, 802,853.10 and 377,682.21

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Solution

The fourth proportional to 535,146.21, 802,853.10 and 377,682.21 is: 566,617.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,146.21 : 802,853.10 = 377,682.21 : x
  2. Step 2: Convert to fraction form
    535,146.21/802,853.10 = 377,682.21/x
  3. Step 3: Cross multiply
    535,146.21x = 802,853.10 × 377,682.21
  4. Step 4: Simplify right side
    535,146.21x = 303,223,333,113.35
  5. Step 5: Solve for x
    x = 303,223,333,113.35/535,146.21
  6. Step 6: Final answer
    x = 566,617.73

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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.