Home / 334,724.32-461,388.72-328,088.80

Finding the Fourth Proportional to 334,724.32, 461,388.72 and 328,088.80

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Solution

The fourth proportional to 334,724.32, 461,388.72 and 328,088.80 is: 452,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,724.32 : 461,388.72 = 328,088.80 : x
  2. Step 2: Convert to fraction form
    334,724.32/461,388.72 = 328,088.80/x
  3. Step 3: Cross multiply
    334,724.32x = 461,388.72 × 328,088.80
  4. Step 4: Simplify right side
    334,724.32x = 151,376,471,478.34
  5. Step 5: Solve for x
    x = 151,376,471,478.34/334,724.32
  6. Step 6: Final answer
    x = 452,242.23

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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.