Home / 1,047,523.96-1,571,376.48-289,365.20

Finding the Fourth Proportional to 1,047,523.96, 1,571,376.48 and 289,365.20

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Solution

The fourth proportional to 1,047,523.96, 1,571,376.48 and 289,365.20 is: 434,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,523.96 : 1,571,376.48 = 289,365.20 : x
  2. Step 2: Convert to fraction form
    1,047,523.96/1,571,376.48 = 289,365.20/x
  3. Step 3: Cross multiply
    1,047,523.96x = 1,571,376.48 × 289,365.20
  4. Step 4: Simplify right side
    1,047,523.96x = 454,701,669,410.50
  5. Step 5: Solve for x
    x = 454,701,669,410.50/1,047,523.96
  6. Step 6: Final answer
    x = 434,072.81

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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.