Home / 779,269.70-1,168,904.55-648,049.70

Finding the Fourth Proportional to 779,269.70, 1,168,904.55 and 648,049.70

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Solution

The fourth proportional to 779,269.70, 1,168,904.55 and 648,049.70 is: 972,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,269.70 : 1,168,904.55 = 648,049.70 : x
  2. Step 2: Convert to fraction form
    779,269.70/1,168,904.55 = 648,049.70/x
  3. Step 3: Cross multiply
    779,269.70x = 1,168,904.55 × 648,049.70
  4. Step 4: Simplify right side
    779,269.70x = 757,508,242,956.14
  5. Step 5: Solve for x
    x = 757,508,242,956.14/779,269.70
  6. Step 6: Final answer
    x = 972,074.55

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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.