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Finding the Fourth Proportional to 304,681.89, 456,742.97 and 104,954.81

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Solution

The fourth proportional to 304,681.89, 456,742.97 and 104,954.81 is: 157,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,681.89 : 456,742.97 = 104,954.81 : x
  2. Step 2: Convert to fraction form
    304,681.89/456,742.97 = 104,954.81/x
  3. Step 3: Cross multiply
    304,681.89x = 456,742.97 × 104,954.81
  4. Step 4: Simplify right side
    304,681.89x = 47,937,369,220.28
  5. Step 5: Solve for x
    x = 47,937,369,220.28/304,681.89
  6. Step 6: Final answer
    x = 157,335.80

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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.