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Finding the Fourth Proportional to 304,438.48, 456,522.72 and 162,257.26

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Solution

The fourth proportional to 304,438.48, 456,522.72 and 162,257.26 is: 243,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,438.48 : 456,522.72 = 162,257.26 : x
  2. Step 2: Convert to fraction form
    304,438.48/456,522.72 = 162,257.26/x
  3. Step 3: Cross multiply
    304,438.48x = 456,522.72 × 162,257.26
  4. Step 4: Simplify right side
    304,438.48x = 74,074,125,674.95
  5. Step 5: Solve for x
    x = 74,074,125,674.95/304,438.48
  6. Step 6: Final answer
    x = 243,313.94

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1.5x scale

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.