Home / 1,053,768.24-1,454,187.60-570,321.90

Finding the Fourth Proportional to 1,053,768.24, 1,454,187.60 and 570,321.90

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Solution

The fourth proportional to 1,053,768.24, 1,454,187.60 and 570,321.90 is: 787,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,768.24 : 1,454,187.60 = 570,321.90 : x
  2. Step 2: Convert to fraction form
    1,053,768.24/1,454,187.60 = 570,321.90/x
  3. Step 3: Cross multiply
    1,053,768.24x = 1,454,187.60 × 570,321.90
  4. Step 4: Simplify right side
    1,053,768.24x = 829,355,034,988.44
  5. Step 5: Solve for x
    x = 829,355,034,988.44/1,053,768.24
  6. Step 6: Final answer
    x = 787,037.42

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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.