Home / 313,323.51-470,163.02-169,227.55

Finding the Fourth Proportional to 313,323.51, 470,163.02 and 169,227.55

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Solution

The fourth proportional to 313,323.51, 470,163.02 and 169,227.55 is: 253,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,323.51 : 470,163.02 = 169,227.55 : x
  2. Step 2: Convert to fraction form
    313,323.51/470,163.02 = 169,227.55/x
  3. Step 3: Cross multiply
    313,323.51x = 470,163.02 × 169,227.55
  4. Step 4: Simplify right side
    313,323.51x = 79,564,535,975.20
  5. Step 5: Solve for x
    x = 79,564,535,975.20/313,323.51
  6. Step 6: Final answer
    x = 253,937.33

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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.