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Finding the Fourth Proportional to 566,439.53, 849,410.02 and 300,138.67

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Solution

The fourth proportional to 566,439.53, 849,410.02 and 300,138.67 is: 450,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,439.53 : 849,410.02 = 300,138.67 : x
  2. Step 2: Convert to fraction form
    566,439.53/849,410.02 = 300,138.67/x
  3. Step 3: Cross multiply
    566,439.53x = 849,410.02 × 300,138.67
  4. Step 4: Simplify right side
    566,439.53x = 254,940,790,813.60
  5. Step 5: Solve for x
    x = 254,940,790,813.60/566,439.53
  6. Step 6: Final answer
    x = 450,075.91

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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.