Home / 958,534.65-1,438,100.30-284,619.47

Finding the Fourth Proportional to 958,534.65, 1,438,100.30 and 284,619.47

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Solution

The fourth proportional to 958,534.65, 1,438,100.30 and 284,619.47 is: 427,017.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,534.65 : 1,438,100.30 = 284,619.47 : x
  2. Step 2: Convert to fraction form
    958,534.65/1,438,100.30 = 284,619.47/x
  3. Step 3: Cross multiply
    958,534.65x = 1,438,100.30 × 284,619.47
  4. Step 4: Simplify right side
    958,534.65x = 409,311,338,713.89
  5. Step 5: Solve for x
    x = 409,311,338,713.89/958,534.65
  6. Step 6: Final answer
    x = 427,017.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.