Home / 788,559.40-1,183,007.58-289,923.40

Finding the Fourth Proportional to 788,559.40, 1,183,007.58 and 289,923.40

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Solution

The fourth proportional to 788,559.40, 1,183,007.58 and 289,923.40 is: 434,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,559.40 : 1,183,007.58 = 289,923.40 : x
  2. Step 2: Convert to fraction form
    788,559.40/1,183,007.58 = 289,923.40/x
  3. Step 3: Cross multiply
    788,559.40x = 1,183,007.58 × 289,923.40
  4. Step 4: Simplify right side
    788,559.40x = 342,981,579,819.37
  5. Step 5: Solve for x
    x = 342,981,579,819.37/788,559.40
  6. Step 6: Final answer
    x = 434,947.04

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Double scale
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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.