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Finding the Fourth Proportional to 353,754.72, 529,921.52 and 175,723.36

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Solution

The fourth proportional to 353,754.72, 529,921.52 and 175,723.36 is: 263,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,754.72 : 529,921.52 = 175,723.36 : x
  2. Step 2: Convert to fraction form
    353,754.72/529,921.52 = 175,723.36/x
  3. Step 3: Cross multiply
    353,754.72x = 529,921.52 × 175,723.36
  4. Step 4: Simplify right side
    353,754.72x = 93,119,590,030.71
  5. Step 5: Solve for x
    x = 93,119,590,030.71/353,754.72
  6. Step 6: Final answer
    x = 263,232.08

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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.