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Finding the Fourth Proportional to 536,435.10, 804,650.36 and 137,075.22

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Solution

The fourth proportional to 536,435.10, 804,650.36 and 137,075.22 is: 205,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,435.10 : 804,650.36 = 137,075.22 : x
  2. Step 2: Convert to fraction form
    536,435.10/804,650.36 = 137,075.22/x
  3. Step 3: Cross multiply
    536,435.10x = 804,650.36 × 137,075.22
  4. Step 4: Simplify right side
    536,435.10x = 110,297,625,120.08
  5. Step 5: Solve for x
    x = 110,297,625,120.08/536,435.10
  6. Step 6: Final answer
    x = 205,612.24

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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.