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Finding the Fourth Proportional to 467,511.40, 701,267.10 and 362,405.80

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Solution

The fourth proportional to 467,511.40, 701,267.10 and 362,405.80 is: 543,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,511.40 : 701,267.10 = 362,405.80 : x
  2. Step 2: Convert to fraction form
    467,511.40/701,267.10 = 362,405.80/x
  3. Step 3: Cross multiply
    467,511.40x = 701,267.10 × 362,405.80
  4. Step 4: Simplify right side
    467,511.40x = 254,143,264,389.18
  5. Step 5: Solve for x
    x = 254,143,264,389.18/467,511.40
  6. Step 6: Final answer
    x = 543,608.70

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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.