Home / 1,047,958.04-1,571,903.76-289,845.20

Finding the Fourth Proportional to 1,047,958.04, 1,571,903.76 and 289,845.20

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Solution

The fourth proportional to 1,047,958.04, 1,571,903.76 and 289,845.20 is: 434,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,958.04 : 1,571,903.76 = 289,845.20 : x
  2. Step 2: Convert to fraction form
    1,047,958.04/1,571,903.76 = 289,845.20/x
  3. Step 3: Cross multiply
    1,047,958.04x = 1,571,903.76 × 289,845.20
  4. Step 4: Simplify right side
    1,047,958.04x = 455,608,759,697.95
  5. Step 5: Solve for x
    x = 455,608,759,697.95/1,047,958.04
  6. Step 6: Final answer
    x = 434,758.59

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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.