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Finding the Fourth Proportional to 335,782.80, 463,397.28 and 190,598.76

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Solution

The fourth proportional to 335,782.80, 463,397.28 and 190,598.76 is: 263,035.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,782.80 : 463,397.28 = 190,598.76 : x
  2. Step 2: Convert to fraction form
    335,782.80/463,397.28 = 190,598.76/x
  3. Step 3: Cross multiply
    335,782.80x = 463,397.28 × 190,598.76
  4. Step 4: Simplify right side
    335,782.80x = 88,322,946,955.37
  5. Step 5: Solve for x
    x = 88,322,946,955.37/335,782.80
  6. Step 6: Final answer
    x = 263,035.95

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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.