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Finding the Fourth Proportional to 536,748.24, 805,037.81 and 446,145.45

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Solution

The fourth proportional to 536,748.24, 805,037.81 and 446,145.45 is: 669,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,748.24 : 805,037.81 = 446,145.45 : x
  2. Step 2: Convert to fraction form
    536,748.24/805,037.81 = 446,145.45/x
  3. Step 3: Cross multiply
    536,748.24x = 805,037.81 × 446,145.45
  4. Step 4: Simplify right side
    536,748.24x = 359,163,954,894.10
  5. Step 5: Solve for x
    x = 359,163,954,894.10/536,748.24
  6. Step 6: Final answer
    x = 669,147.90

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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.