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Finding the Fourth Proportional to 350,782.64, 484,094.13 and 195,747.49

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Solution

The fourth proportional to 350,782.64, 484,094.13 and 195,747.49 is: 270,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,782.64 : 484,094.13 = 195,747.49 : x
  2. Step 2: Convert to fraction form
    350,782.64/484,094.13 = 195,747.49/x
  3. Step 3: Cross multiply
    350,782.64x = 484,094.13 × 195,747.49
  4. Step 4: Simplify right side
    350,782.64x = 94,760,210,871.23
  5. Step 5: Solve for x
    x = 94,760,210,871.23/350,782.64
  6. Step 6: Final answer
    x = 270,139.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.