Home / 698,813.60-1,049,008.80-462,617.60

Finding the Fourth Proportional to 698,813.60, 1,049,008.80 and 462,617.60

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Solution

The fourth proportional to 698,813.60, 1,049,008.80 and 462,617.60 is: 694,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,813.60 : 1,049,008.80 = 462,617.60 : x
  2. Step 2: Convert to fraction form
    698,813.60/1,049,008.80 = 462,617.60/x
  3. Step 3: Cross multiply
    698,813.60x = 1,049,008.80 × 462,617.60
  4. Step 4: Simplify right side
    698,813.60x = 485,289,933,434.88
  5. Step 5: Solve for x
    x = 485,289,933,434.88/698,813.60
  6. Step 6: Final answer
    x = 694,448.32

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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.