Home / 709,555.23-1,064,473.05-260,280.27

Finding the Fourth Proportional to 709,555.23, 1,064,473.05 and 260,280.27

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Solution

The fourth proportional to 709,555.23, 1,064,473.05 and 260,280.27 is: 390,471.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,555.23 : 1,064,473.05 = 260,280.27 : x
  2. Step 2: Convert to fraction form
    709,555.23/1,064,473.05 = 260,280.27/x
  3. Step 3: Cross multiply
    709,555.23x = 1,064,473.05 × 260,280.27
  4. Step 4: Simplify right side
    709,555.23x = 277,061,332,861.72
  5. Step 5: Solve for x
    x = 277,061,332,861.72/709,555.23
  6. Step 6: Final answer
    x = 390,471.84

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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.