Home / 476,921.84-658,151.94-262,075.76

Finding the Fourth Proportional to 476,921.84, 658,151.94 and 262,075.76

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Solution

The fourth proportional to 476,921.84, 658,151.94 and 262,075.76 is: 361,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,921.84 : 658,151.94 = 262,075.76 : x
  2. Step 2: Convert to fraction form
    476,921.84/658,151.94 = 262,075.76/x
  3. Step 3: Cross multiply
    476,921.84x = 658,151.94 × 262,075.76
  4. Step 4: Simplify right side
    476,921.84x = 172,485,669,870.97
  5. Step 5: Solve for x
    x = 172,485,669,870.97/476,921.84
  6. Step 6: Final answer
    x = 361,664.44

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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.