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Finding the Fourth Proportional to 304,483.79, 456,769.44 and 94,138.13

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Solution

The fourth proportional to 304,483.79, 456,769.44 and 94,138.13 is: 141,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,483.79 : 456,769.44 = 94,138.13 : x
  2. Step 2: Convert to fraction form
    304,483.79/456,769.44 = 94,138.13/x
  3. Step 3: Cross multiply
    304,483.79x = 456,769.44 × 94,138.13
  4. Step 4: Simplify right side
    304,483.79x = 42,999,418,638.90
  5. Step 5: Solve for x
    x = 42,999,418,638.90/304,483.79
  6. Step 6: Final answer
    x = 141,220.72

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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.