Home / 1,206,676.71-1,810,014.02-308,118.60

Finding the Fourth Proportional to 1,206,676.71, 1,810,014.02 and 308,118.60

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Solution

The fourth proportional to 1,206,676.71, 1,810,014.02 and 308,118.60 is: 462,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,676.71 : 1,810,014.02 = 308,118.60 : x
  2. Step 2: Convert to fraction form
    1,206,676.71/1,810,014.02 = 308,118.60/x
  3. Step 3: Cross multiply
    1,206,676.71x = 1,810,014.02 × 308,118.60
  4. Step 4: Simplify right side
    1,206,676.71x = 557,698,985,437.62
  5. Step 5: Solve for x
    x = 557,698,985,437.62/1,206,676.71
  6. Step 6: Final answer
    x = 462,177.63

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1.5x scale

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.