Home / 1,047,086.46-1,570,442.73-278,588.58

Finding the Fourth Proportional to 1,047,086.46, 1,570,442.73 and 278,588.58

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Solution

The fourth proportional to 1,047,086.46, 1,570,442.73 and 278,588.58 is: 417,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,086.46 : 1,570,442.73 = 278,588.58 : x
  2. Step 2: Convert to fraction form
    1,047,086.46/1,570,442.73 = 278,588.58/x
  3. Step 3: Cross multiply
    1,047,086.46x = 1,570,442.73 × 278,588.58
  4. Step 4: Simplify right side
    1,047,086.46x = 437,507,410,122.02
  5. Step 5: Solve for x
    x = 437,507,410,122.02/1,047,086.46
  6. Step 6: Final answer
    x = 417,833.13

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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.