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Finding the Fourth Proportional to 335,482.56, 463,111.20 and 239,823.36

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Solution

The fourth proportional to 335,482.56, 463,111.20 and 239,823.36 is: 331,060.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,482.56 : 463,111.20 = 239,823.36 : x
  2. Step 2: Convert to fraction form
    335,482.56/463,111.20 = 239,823.36/x
  3. Step 3: Cross multiply
    335,482.56x = 463,111.20 × 239,823.36
  4. Step 4: Simplify right side
    335,482.56x = 111,064,884,037.63
  5. Step 5: Solve for x
    x = 111,064,884,037.63/335,482.56
  6. Step 6: Final answer
    x = 331,060.08

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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.