Home / 767,148.86-1,058,430.48-444,794.24

Finding the Fourth Proportional to 767,148.86, 1,058,430.48 and 444,794.24

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Solution

The fourth proportional to 767,148.86, 1,058,430.48 and 444,794.24 is: 613,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,148.86 : 1,058,430.48 = 444,794.24 : x
  2. Step 2: Convert to fraction form
    767,148.86/1,058,430.48 = 444,794.24/x
  3. Step 3: Cross multiply
    767,148.86x = 1,058,430.48 × 444,794.24
  4. Step 4: Simplify right side
    767,148.86x = 470,783,775,652.28
  5. Step 5: Solve for x
    x = 470,783,775,652.28/767,148.86
  6. Step 6: Final answer
    x = 613,679.83

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Double scale
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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.