Home / 841,279.15-1,261,929.66-242,250.13

Finding the Fourth Proportional to 841,279.15, 1,261,929.66 and 242,250.13

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Solution

The fourth proportional to 841,279.15, 1,261,929.66 and 242,250.13 is: 363,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,279.15 : 1,261,929.66 = 242,250.13 : x
  2. Step 2: Convert to fraction form
    841,279.15/1,261,929.66 = 242,250.13/x
  3. Step 3: Cross multiply
    841,279.15x = 1,261,929.66 × 242,250.13
  4. Step 4: Simplify right side
    841,279.15x = 305,702,624,185.86
  5. Step 5: Solve for x
    x = 305,702,624,185.86/841,279.15
  6. Step 6: Final answer
    x = 363,378.34

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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.