Home / 840,507.92-1,159,877.94-458,534.60

Finding the Fourth Proportional to 840,507.92, 1,159,877.94 and 458,534.60

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Solution

The fourth proportional to 840,507.92, 1,159,877.94 and 458,534.60 is: 632,765.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,507.92 : 1,159,877.94 = 458,534.60 : x
  2. Step 2: Convert to fraction form
    840,507.92/1,159,877.94 = 458,534.60/x
  3. Step 3: Cross multiply
    840,507.92x = 1,159,877.94 × 458,534.60
  4. Step 4: Simplify right side
    840,507.92x = 531,844,167,266.72
  5. Step 5: Solve for x
    x = 531,844,167,266.72/840,507.92
  6. Step 6: Final answer
    x = 632,765.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.