Home / 816,072.40-1,224,108.60-217,032.40

Finding the Fourth Proportional to 816,072.40, 1,224,108.60 and 217,032.40

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Solution

The fourth proportional to 816,072.40, 1,224,108.60 and 217,032.40 is: 325,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,072.40 : 1,224,108.60 = 217,032.40 : x
  2. Step 2: Convert to fraction form
    816,072.40/1,224,108.60 = 217,032.40/x
  3. Step 3: Cross multiply
    816,072.40x = 1,224,108.60 × 217,032.40
  4. Step 4: Simplify right side
    816,072.40x = 265,671,227,318.64
  5. Step 5: Solve for x
    x = 265,671,227,318.64/816,072.40
  6. Step 6: Final answer
    x = 325,548.60

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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.