Home / 774,670.70-1,158,438.78-736,879.34

Finding the Fourth Proportional to 774,670.70, 1,158,438.78 and 736,879.34

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Solution

The fourth proportional to 774,670.70, 1,158,438.78 and 736,879.34 is: 1,101,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,670.70 : 1,158,438.78 = 736,879.34 : x
  2. Step 2: Convert to fraction form
    774,670.70/1,158,438.78 = 736,879.34/x
  3. Step 3: Cross multiply
    774,670.70x = 1,158,438.78 × 736,879.34
  4. Step 4: Simplify right side
    774,670.70x = 853,629,606,532.90
  5. Step 5: Solve for x
    x = 853,629,606,532.90/774,670.70
  6. Step 6: Final answer
    x = 1,101,925.77

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1.5x scale

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.