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Finding the Fourth Proportional to 335,095.60, 502,643.40 and 113,479.60

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Solution

The fourth proportional to 335,095.60, 502,643.40 and 113,479.60 is: 170,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,095.60 : 502,643.40 = 113,479.60 : x
  2. Step 2: Convert to fraction form
    335,095.60/502,643.40 = 113,479.60/x
  3. Step 3: Cross multiply
    335,095.60x = 502,643.40 × 113,479.60
  4. Step 4: Simplify right side
    335,095.60x = 57,039,771,974.64
  5. Step 5: Solve for x
    x = 57,039,771,974.64/335,095.60
  6. Step 6: Final answer
    x = 170,219.40

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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.