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Finding the Fourth Proportional to 304,417.44, 420,096.57 and 168,457.11

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Solution

The fourth proportional to 304,417.44, 420,096.57 and 168,457.11 is: 232,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,417.44 : 420,096.57 = 168,457.11 : x
  2. Step 2: Convert to fraction form
    304,417.44/420,096.57 = 168,457.11/x
  3. Step 3: Cross multiply
    304,417.44x = 420,096.57 × 168,457.11
  4. Step 4: Simplify right side
    304,417.44x = 70,768,254,103.11
  5. Step 5: Solve for x
    x = 70,768,254,103.11/304,417.44
  6. Step 6: Final answer
    x = 232,471.09

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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.