Home / 259,486.47-357,773.17-213,385.00

Finding the Fourth Proportional to 259,486.47, 357,773.17 and 213,385.00

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Solution

The fourth proportional to 259,486.47, 357,773.17 and 213,385.00 is: 294,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,486.47 : 357,773.17 = 213,385.00 : x
  2. Step 2: Convert to fraction form
    259,486.47/357,773.17 = 213,385.00/x
  3. Step 3: Cross multiply
    259,486.47x = 357,773.17 × 213,385.00
  4. Step 4: Simplify right side
    259,486.47x = 76,343,428,728.27
  5. Step 5: Solve for x
    x = 76,343,428,728.27/259,486.47
  6. Step 6: Final answer
    x = 294,209.67

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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.