Home / 311,587.02-467,795.66-210,723.93

Finding the Fourth Proportional to 311,587.02, 467,795.66 and 210,723.93

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Solution

The fourth proportional to 311,587.02, 467,795.66 and 210,723.93 is: 316,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,587.02 : 467,795.66 = 210,723.93 : x
  2. Step 2: Convert to fraction form
    311,587.02/467,795.66 = 210,723.93/x
  3. Step 3: Cross multiply
    311,587.02x = 467,795.66 × 210,723.93
  4. Step 4: Simplify right side
    311,587.02x = 98,575,738,858.52
  5. Step 5: Solve for x
    x = 98,575,738,858.52/311,587.02
  6. Step 6: Final answer
    x = 316,366.64

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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.