Home / 691,052.70-1,036,631.52-235,502.36

Finding the Fourth Proportional to 691,052.70, 1,036,631.52 and 235,502.36

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Solution

The fourth proportional to 691,052.70, 1,036,631.52 and 235,502.36 is: 353,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,052.70 : 1,036,631.52 = 235,502.36 : x
  2. Step 2: Convert to fraction form
    691,052.70/1,036,631.52 = 235,502.36/x
  3. Step 3: Cross multiply
    691,052.70x = 1,036,631.52 × 235,502.36
  4. Step 4: Simplify right side
    691,052.70x = 244,129,169,410.39
  5. Step 5: Solve for x
    x = 244,129,169,410.39/691,052.70
  6. Step 6: Final answer
    x = 353,271.42

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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.