Home / 370,966.38-556,075.68-146,239.84

Finding the Fourth Proportional to 370,966.38, 556,075.68 and 146,239.84

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Solution

The fourth proportional to 370,966.38, 556,075.68 and 146,239.84 is: 219,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,966.38 : 556,075.68 = 146,239.84 : x
  2. Step 2: Convert to fraction form
    370,966.38/556,075.68 = 146,239.84/x
  3. Step 3: Cross multiply
    370,966.38x = 556,075.68 × 146,239.84
  4. Step 4: Simplify right side
    370,966.38x = 81,320,418,471.09
  5. Step 5: Solve for x
    x = 81,320,418,471.09/370,966.38
  6. Step 6: Final answer
    x = 219,212.37

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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.