Home / 311,924.43-430,566.02-184,599.72

Finding the Fourth Proportional to 311,924.43, 430,566.02 and 184,599.72

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Solution

The fourth proportional to 311,924.43, 430,566.02 and 184,599.72 is: 254,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,924.43 : 430,566.02 = 184,599.72 : x
  2. Step 2: Convert to fraction form
    311,924.43/430,566.02 = 184,599.72/x
  3. Step 3: Cross multiply
    311,924.43x = 430,566.02 × 184,599.72
  4. Step 4: Simplify right side
    311,924.43x = 79,482,366,733.51
  5. Step 5: Solve for x
    x = 79,482,366,733.51/311,924.43
  6. Step 6: Final answer
    x = 254,812.89

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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.