Home / 370,984.29-556,521-131,048.92

Finding the Fourth Proportional to 370,984.29, 556,521 and 131,048.92

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Solution

The fourth proportional to 370,984.29, 556,521 and 131,048.92 is: 196,589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,984.29 : 556,521 = 131,048.92 : x
  2. Step 2: Convert to fraction form
    370,984.29/556,521 = 131,048.92/x
  3. Step 3: Cross multiply
    370,984.29x = 556,521 × 131,048.92
  4. Step 4: Simplify right side
    370,984.29x = 72,931,476,007.32
  5. Step 5: Solve for x
    x = 72,931,476,007.32/370,984.29
  6. Step 6: Final answer
    x = 196,589.12

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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.