Home / 845,247.16-1,267,469.38-490,369.96

Finding the Fourth Proportional to 845,247.16, 1,267,469.38 and 490,369.96

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Solution

The fourth proportional to 845,247.16, 1,267,469.38 and 490,369.96 is: 735,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,247.16 : 1,267,469.38 = 490,369.96 : x
  2. Step 2: Convert to fraction form
    845,247.16/1,267,469.38 = 490,369.96/x
  3. Step 3: Cross multiply
    845,247.16x = 1,267,469.38 × 490,369.96
  4. Step 4: Simplify right side
    845,247.16x = 621,528,909,171.83
  5. Step 5: Solve for x
    x = 621,528,909,171.83/845,247.16
  6. Step 6: Final answer
    x = 735,322.09

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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.