Home / 958,923.96-1,438,011.72-359,558.16

Finding the Fourth Proportional to 958,923.96, 1,438,011.72 and 359,558.16

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Solution

The fourth proportional to 958,923.96, 1,438,011.72 and 359,558.16 is: 539,196.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,923.96 : 1,438,011.72 = 359,558.16 : x
  2. Step 2: Convert to fraction form
    958,923.96/1,438,011.72 = 359,558.16/x
  3. Step 3: Cross multiply
    958,923.96x = 1,438,011.72 × 359,558.16
  4. Step 4: Simplify right side
    958,923.96x = 517,048,848,101.64
  5. Step 5: Solve for x
    x = 517,048,848,101.64/958,923.96
  6. Step 6: Final answer
    x = 539,196.92

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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.