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Finding the Fourth Proportional to 362,553.60, 542,802.74 and 301,271.81

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Solution

The fourth proportional to 362,553.60, 542,802.74 and 301,271.81 is: 451,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,553.60 : 542,802.74 = 301,271.81 : x
  2. Step 2: Convert to fraction form
    362,553.60/542,802.74 = 301,271.81/x
  3. Step 3: Cross multiply
    362,553.60x = 542,802.74 × 301,271.81
  4. Step 4: Simplify right side
    362,553.60x = 163,531,162,274.37
  5. Step 5: Solve for x
    x = 163,531,162,274.37/362,553.60
  6. Step 6: Final answer
    x = 451,053.76

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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.