Home / 903,753.32-1,247,180.74-501,345.32

Finding the Fourth Proportional to 903,753.32, 1,247,180.74 and 501,345.32

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Solution

The fourth proportional to 903,753.32, 1,247,180.74 and 501,345.32 is: 691,857.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,753.32 : 1,247,180.74 = 501,345.32 : x
  2. Step 2: Convert to fraction form
    903,753.32/1,247,180.74 = 501,345.32/x
  3. Step 3: Cross multiply
    903,753.32x = 1,247,180.74 × 501,345.32
  4. Step 4: Simplify right side
    903,753.32x = 625,268,227,193.14
  5. Step 5: Solve for x
    x = 625,268,227,193.14/903,753.32
  6. Step 6: Final answer
    x = 691,857.18

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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.