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Finding the Fourth Proportional to 535,171.72, 802,891.36 and 377,707.72

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Solution

The fourth proportional to 535,171.72, 802,891.36 and 377,707.72 is: 566,656.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,171.72 : 802,891.36 = 377,707.72 : x
  2. Step 2: Convert to fraction form
    535,171.72/802,891.36 = 377,707.72/x
  3. Step 3: Cross multiply
    535,171.72x = 802,891.36 × 377,707.72
  4. Step 4: Simplify right side
    535,171.72x = 303,258,264,993.30
  5. Step 5: Solve for x
    x = 303,258,264,993.30/535,171.72
  6. Step 6: Final answer
    x = 566,656.00

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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.