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Finding the Fourth Proportional to 304,509.84, 456,764.76 and 94,143.12

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Solution

The fourth proportional to 304,509.84, 456,764.76 and 94,143.12 is: 141,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,509.84 : 456,764.76 = 94,143.12 : x
  2. Step 2: Convert to fraction form
    304,509.84/456,764.76 = 94,143.12/x
  3. Step 3: Cross multiply
    304,509.84x = 456,764.76 × 94,143.12
  4. Step 4: Simplify right side
    304,509.84x = 43,001,259,612.45
  5. Step 5: Solve for x
    x = 43,001,259,612.45/304,509.84
  6. Step 6: Final answer
    x = 141,214.68

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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.