Home / 370,054.91-510,680.03-217,095.72

Finding the Fourth Proportional to 370,054.91, 510,680.03 and 217,095.72

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Solution

The fourth proportional to 370,054.91, 510,680.03 and 217,095.72 is: 299,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,054.91 : 510,680.03 = 217,095.72 : x
  2. Step 2: Convert to fraction form
    370,054.91/510,680.03 = 217,095.72/x
  3. Step 3: Cross multiply
    370,054.91x = 510,680.03 × 217,095.72
  4. Step 4: Simplify right side
    370,054.91x = 110,866,447,716.99
  5. Step 5: Solve for x
    x = 110,866,447,716.99/370,054.91
  6. Step 6: Final answer
    x = 299,594.59

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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.