Home / 1,055,317.32-1,582,954.02-256,603.02

Finding the Fourth Proportional to 1,055,317.32, 1,582,954.02 and 256,603.02

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Solution

The fourth proportional to 1,055,317.32, 1,582,954.02 and 256,603.02 is: 384,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,317.32 : 1,582,954.02 = 256,603.02 : x
  2. Step 2: Convert to fraction form
    1,055,317.32/1,582,954.02 = 256,603.02/x
  3. Step 3: Cross multiply
    1,055,317.32x = 1,582,954.02 × 256,603.02
  4. Step 4: Simplify right side
    1,055,317.32x = 406,190,782,053.14
  5. Step 5: Solve for x
    x = 406,190,782,053.14/1,055,317.32
  6. Step 6: Final answer
    x = 384,899.19

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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.