Home / 357,293.03-535,238.87-207,218.12

Finding the Fourth Proportional to 357,293.03, 535,238.87 and 207,218.12

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Solution

The fourth proportional to 357,293.03, 535,238.87 and 207,218.12 is: 310,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,293.03 : 535,238.87 = 207,218.12 : x
  2. Step 2: Convert to fraction form
    357,293.03/535,238.87 = 207,218.12/x
  3. Step 3: Cross multiply
    357,293.03x = 535,238.87 × 207,218.12
  4. Step 4: Simplify right side
    357,293.03x = 110,911,190,234.18
  5. Step 5: Solve for x
    x = 110,911,190,234.18/357,293.03
  6. Step 6: Final answer
    x = 310,420.81

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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.