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Finding the Fourth Proportional to 767,050, 1,058,294.42 and 444,695.76

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Solution

The fourth proportional to 767,050, 1,058,294.42 and 444,695.76 is: 613,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,050 : 1,058,294.42 = 444,695.76 : x
  2. Step 2: Convert to fraction form
    767,050/1,058,294.42 = 444,695.76/x
  3. Step 3: Cross multiply
    767,050x = 1,058,294.42 × 444,695.76
  4. Step 4: Simplify right side
    767,050x = 470,619,041,405.66
  5. Step 5: Solve for x
    x = 470,619,041,405.66/767,050
  6. Step 6: Final answer
    x = 613,544.15

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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.