Home / 909,047.23-1,254,494.84-501,163.67

Finding the Fourth Proportional to 909,047.23, 1,254,494.84 and 501,163.67

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Solution

The fourth proportional to 909,047.23, 1,254,494.84 and 501,163.67 is: 691,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,047.23 : 1,254,494.84 = 501,163.67 : x
  2. Step 2: Convert to fraction form
    909,047.23/1,254,494.84 = 501,163.67/x
  3. Step 3: Cross multiply
    909,047.23x = 1,254,494.84 × 501,163.67
  4. Step 4: Simplify right side
    909,047.23x = 628,707,238,010.46
  5. Step 5: Solve for x
    x = 628,707,238,010.46/909,047.23
  6. Step 6: Final answer
    x = 691,611.19

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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.