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Finding the Fourth Proportional to 304,485.79, 456,772.44 and 94,140.13

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Solution

The fourth proportional to 304,485.79, 456,772.44 and 94,140.13 is: 141,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,485.79 : 456,772.44 = 94,140.13 : x
  2. Step 2: Convert to fraction form
    304,485.79/456,772.44 = 94,140.13/x
  3. Step 3: Cross multiply
    304,485.79x = 456,772.44 × 94,140.13
  4. Step 4: Simplify right side
    304,485.79x = 43,000,616,882.02
  5. Step 5: Solve for x
    x = 43,000,616,882.02/304,485.79
  6. Step 6: Final answer
    x = 141,223.72

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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.