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Finding the Fourth Proportional to 265,075.87, 366,025.43 and 245,843.64

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Solution

The fourth proportional to 265,075.87, 366,025.43 and 245,843.64 is: 339,468.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,075.87 : 366,025.43 = 245,843.64 : x
  2. Step 2: Convert to fraction form
    265,075.87/366,025.43 = 245,843.64/x
  3. Step 3: Cross multiply
    265,075.87x = 366,025.43 × 245,843.64
  4. Step 4: Simplify right side
    265,075.87x = 89,985,024,043.77
  5. Step 5: Solve for x
    x = 89,985,024,043.77/265,075.87
  6. Step 6: Final answer
    x = 339,468.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.