Home / 467,935.57-645,751.08-253,075.64

Finding the Fourth Proportional to 467,935.57, 645,751.08 and 253,075.64

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Solution

The fourth proportional to 467,935.57, 645,751.08 and 253,075.64 is: 349,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,935.57 : 645,751.08 = 253,075.64 : x
  2. Step 2: Convert to fraction form
    467,935.57/645,751.08 = 253,075.64/x
  3. Step 3: Cross multiply
    467,935.57x = 645,751.08 × 253,075.64
  4. Step 4: Simplify right side
    467,935.57x = 163,423,864,622.94
  5. Step 5: Solve for x
    x = 163,423,864,622.94/467,935.57
  6. Step 6: Final answer
    x = 349,244.37

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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.