Home / 1,047,409.50-1,571,205.36-289,251.96

Finding the Fourth Proportional to 1,047,409.50, 1,571,205.36 and 289,251.96

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Solution

The fourth proportional to 1,047,409.50, 1,571,205.36 and 289,251.96 is: 433,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,409.50 : 1,571,205.36 = 289,251.96 : x
  2. Step 2: Convert to fraction form
    1,047,409.50/1,571,205.36 = 289,251.96/x
  3. Step 3: Cross multiply
    1,047,409.50x = 1,571,205.36 × 289,251.96
  4. Step 4: Simplify right side
    1,047,409.50x = 454,474,229,942.51
  5. Step 5: Solve for x
    x = 454,474,229,942.51/1,047,409.50
  6. Step 6: Final answer
    x = 433,903.10

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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.