Home / 958,289.89-1,438,369.71-791,509.27

Finding the Fourth Proportional to 958,289.89, 1,438,369.71 and 791,509.27

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Solution

The fourth proportional to 958,289.89, 1,438,369.71 and 791,509.27 is: 1,188,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,289.89 : 1,438,369.71 = 791,509.27 : x
  2. Step 2: Convert to fraction form
    958,289.89/1,438,369.71 = 791,509.27/x
  3. Step 3: Cross multiply
    958,289.89x = 1,438,369.71 × 791,509.27
  4. Step 4: Simplify right side
    958,289.89x = 1,138,482,959,152.21
  5. Step 5: Solve for x
    x = 1,138,482,959,152.21/958,289.89
  6. Step 6: Final answer
    x = 1,188,036.07

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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.