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Finding the Fourth Proportional to 304,710.44, 420,501.58 and 168,741.41

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Solution

The fourth proportional to 304,710.44, 420,501.58 and 168,741.41 is: 232,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,710.44 : 420,501.58 = 168,741.41 : x
  2. Step 2: Convert to fraction form
    304,710.44/420,501.58 = 168,741.41/x
  3. Step 3: Cross multiply
    304,710.44x = 420,501.58 × 168,741.41
  4. Step 4: Simplify right side
    304,710.44x = 70,956,026,992.07
  5. Step 5: Solve for x
    x = 70,956,026,992.07/304,710.44
  6. Step 6: Final answer
    x = 232,863.79

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1.5x scale

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.