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Finding the Fourth Proportional to 435,722.07, 601,363.22 and 266,055.51

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Solution

The fourth proportional to 435,722.07, 601,363.22 and 266,055.51 is: 367,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,722.07 : 601,363.22 = 266,055.51 : x
  2. Step 2: Convert to fraction form
    435,722.07/601,363.22 = 266,055.51/x
  3. Step 3: Cross multiply
    435,722.07x = 601,363.22 × 266,055.51
  4. Step 4: Simplify right side
    435,722.07x = 159,995,996,862.07
  5. Step 5: Solve for x
    x = 159,995,996,862.07/435,722.07
  6. Step 6: Final answer
    x = 367,197.37

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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.