Home / 845,869.29-1,269,136.27-372,222.50

Finding the Fourth Proportional to 845,869.29, 1,269,136.27 and 372,222.50

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Solution

The fourth proportional to 845,869.29, 1,269,136.27 and 372,222.50 is: 558,479.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,869.29 : 1,269,136.27 = 372,222.50 : x
  2. Step 2: Convert to fraction form
    845,869.29/1,269,136.27 = 372,222.50/x
  3. Step 3: Cross multiply
    845,869.29x = 1,269,136.27 × 372,222.50
  4. Step 4: Simplify right side
    845,869.29x = 472,401,067,285.92
  5. Step 5: Solve for x
    x = 472,401,067,285.92/845,869.29
  6. Step 6: Final answer
    x = 558,479.99

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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.