Home / 505,032.93-757,409.22-140,210.73

Finding the Fourth Proportional to 505,032.93, 757,409.22 and 140,210.73

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Solution

The fourth proportional to 505,032.93, 757,409.22 and 140,210.73 is: 210,277.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,032.93 : 757,409.22 = 140,210.73 : x
  2. Step 2: Convert to fraction form
    505,032.93/757,409.22 = 140,210.73/x
  3. Step 3: Cross multiply
    505,032.93x = 757,409.22 × 140,210.73
  4. Step 4: Simplify right side
    505,032.93x = 106,196,899,644.93
  5. Step 5: Solve for x
    x = 106,196,899,644.93/505,032.93
  6. Step 6: Final answer
    x = 210,277.18

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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.