Home / 1,471,367.64-2,205,860.40-459,968.88

Finding the Fourth Proportional to 1,471,367.64, 2,205,860.40 and 459,968.88

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Solution

The fourth proportional to 1,471,367.64, 2,205,860.40 and 459,968.88 is: 689,580.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,367.64 : 2,205,860.40 = 459,968.88 : x
  2. Step 2: Convert to fraction form
    1,471,367.64/2,205,860.40 = 459,968.88/x
  3. Step 3: Cross multiply
    1,471,367.64x = 2,205,860.40 × 459,968.88
  4. Step 4: Simplify right side
    1,471,367.64x = 1,014,627,137,624.35
  5. Step 5: Solve for x
    x = 1,014,627,137,624.35/1,471,367.64
  6. Step 6: Final answer
    x = 689,580.98

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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.