Home / 845,046.37-1,266,683.80-312,227.56

Finding the Fourth Proportional to 845,046.37, 1,266,683.80 and 312,227.56

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Solution

The fourth proportional to 845,046.37, 1,266,683.80 and 312,227.56 is: 468,014.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,046.37 : 1,266,683.80 = 312,227.56 : x
  2. Step 2: Convert to fraction form
    845,046.37/1,266,683.80 = 312,227.56/x
  3. Step 3: Cross multiply
    845,046.37x = 1,266,683.80 × 312,227.56
  4. Step 4: Simplify right side
    845,046.37x = 395,493,592,165.53
  5. Step 5: Solve for x
    x = 395,493,592,165.53/845,046.37
  6. Step 6: Final answer
    x = 468,014.07

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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.