Home / 467,935.44-645,750.91-253,075.51

Finding the Fourth Proportional to 467,935.44, 645,750.91 and 253,075.51

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Solution

The fourth proportional to 467,935.44, 645,750.91 and 253,075.51 is: 349,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,935.44 : 645,750.91 = 253,075.51 : x
  2. Step 2: Convert to fraction form
    467,935.44/645,750.91 = 253,075.51/x
  3. Step 3: Cross multiply
    467,935.44x = 645,750.91 × 253,075.51
  4. Step 4: Simplify right side
    467,935.44x = 163,423,740,881.21
  5. Step 5: Solve for x
    x = 163,423,740,881.21/467,935.44
  6. Step 6: Final answer
    x = 349,244.21

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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.