Home / 1,055,187.90-1,582,768.02-256,467.12

Finding the Fourth Proportional to 1,055,187.90, 1,582,768.02 and 256,467.12

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Solution

The fourth proportional to 1,055,187.90, 1,582,768.02 and 256,467.12 is: 384,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,187.90 : 1,582,768.02 = 256,467.12 : x
  2. Step 2: Convert to fraction form
    1,055,187.90/1,582,768.02 = 256,467.12/x
  3. Step 3: Cross multiply
    1,055,187.90x = 1,582,768.02 × 256,467.12
  4. Step 4: Simplify right side
    1,055,187.90x = 405,927,955,717.50
  5. Step 5: Solve for x
    x = 405,927,955,717.50/1,055,187.90
  6. Step 6: Final answer
    x = 384,697.32

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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.