Home / 559,680.13-839,257.69-204,445.72

Finding the Fourth Proportional to 559,680.13, 839,257.69 and 204,445.72

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Solution

The fourth proportional to 559,680.13, 839,257.69 and 204,445.72 is: 306,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,680.13 : 839,257.69 = 204,445.72 : x
  2. Step 2: Convert to fraction form
    559,680.13/839,257.69 = 204,445.72/x
  3. Step 3: Cross multiply
    559,680.13x = 839,257.69 × 204,445.72
  4. Step 4: Simplify right side
    559,680.13x = 171,582,642,697.59
  5. Step 5: Solve for x
    x = 171,582,642,697.59/559,680.13
  6. Step 6: Final answer
    x = 306,572.69

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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.