Home / 305,815.02-458,887.50-179,701.68

Finding the Fourth Proportional to 305,815.02, 458,887.50 and 179,701.68

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Solution

The fourth proportional to 305,815.02, 458,887.50 and 179,701.68 is: 269,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,815.02 : 458,887.50 = 179,701.68 : x
  2. Step 2: Convert to fraction form
    305,815.02/458,887.50 = 179,701.68/x
  3. Step 3: Cross multiply
    305,815.02x = 458,887.50 × 179,701.68
  4. Step 4: Simplify right side
    305,815.02x = 82,462,854,681
  5. Step 5: Solve for x
    x = 82,462,854,681/305,815.02
  6. Step 6: Final answer
    x = 269,649.46

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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.