Home / 1,265,431.16-1,898,313.78-467,273.72

Finding the Fourth Proportional to 1,265,431.16, 1,898,313.78 and 467,273.72

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Solution

The fourth proportional to 1,265,431.16, 1,898,313.78 and 467,273.72 is: 700,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,431.16 : 1,898,313.78 = 467,273.72 : x
  2. Step 2: Convert to fraction form
    1,265,431.16/1,898,313.78 = 467,273.72/x
  3. Step 3: Cross multiply
    1,265,431.16x = 1,898,313.78 × 467,273.72
  4. Step 4: Simplify right side
    1,265,431.16x = 887,032,141,707.86
  5. Step 5: Solve for x
    x = 887,032,141,707.86/1,265,431.16
  6. Step 6: Final answer
    x = 700,972.26

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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.