Home / 423,955.64-585,091.41-242,724.62

Finding the Fourth Proportional to 423,955.64, 585,091.41 and 242,724.62

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Solution

The fourth proportional to 423,955.64, 585,091.41 and 242,724.62 is: 334,978.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,955.64 : 585,091.41 = 242,724.62 : x
  2. Step 2: Convert to fraction form
    423,955.64/585,091.41 = 242,724.62/x
  3. Step 3: Cross multiply
    423,955.64x = 585,091.41 × 242,724.62
  4. Step 4: Simplify right side
    423,955.64x = 142,016,090,157.51
  5. Step 5: Solve for x
    x = 142,016,090,157.51/423,955.64
  6. Step 6: Final answer
    x = 334,978.66

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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.