Home / 751,050.62-1,036,491.36-428,864.22

Finding the Fourth Proportional to 751,050.62, 1,036,491.36 and 428,864.22

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Solution

The fourth proportional to 751,050.62, 1,036,491.36 and 428,864.22 is: 591,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,050.62 : 1,036,491.36 = 428,864.22 : x
  2. Step 2: Convert to fraction form
    751,050.62/1,036,491.36 = 428,864.22/x
  3. Step 3: Cross multiply
    751,050.62x = 1,036,491.36 × 428,864.22
  4. Step 4: Simplify right side
    751,050.62x = 444,514,058,643.14
  5. Step 5: Solve for x
    x = 444,514,058,643.14/751,050.62
  6. Step 6: Final answer
    x = 591,856.32

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1.5x scale

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.