Home / 841,282.52-1,262,105.22-242,239.64

Finding the Fourth Proportional to 841,282.52, 1,262,105.22 and 242,239.64

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Solution

The fourth proportional to 841,282.52, 1,262,105.22 and 242,239.64 is: 363,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,282.52 : 1,262,105.22 = 242,239.64 : x
  2. Step 2: Convert to fraction form
    841,282.52/1,262,105.22 = 242,239.64/x
  3. Step 3: Cross multiply
    841,282.52x = 1,262,105.22 × 242,239.64
  4. Step 4: Simplify right side
    841,282.52x = 305,731,914,134.92
  5. Step 5: Solve for x
    x = 305,731,914,134.92/841,282.52
  6. Step 6: Final answer
    x = 363,411.70

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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.