Home / 1,170,066.40-1,755,099.60-459,858.40

Finding the Fourth Proportional to 1,170,066.40, 1,755,099.60 and 459,858.40

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Solution

The fourth proportional to 1,170,066.40, 1,755,099.60 and 459,858.40 is: 689,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,066.40 : 1,755,099.60 = 459,858.40 : x
  2. Step 2: Convert to fraction form
    1,170,066.40/1,755,099.60 = 459,858.40/x
  3. Step 3: Cross multiply
    1,170,066.40x = 1,755,099.60 × 459,858.40
  4. Step 4: Simplify right side
    1,170,066.40x = 807,097,293,896.64
  5. Step 5: Solve for x
    x = 807,097,293,896.64/1,170,066.40
  6. Step 6: Final answer
    x = 689,787.60

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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.