Home / 816,263.37-1,224,747.77-310,976.15

Finding the Fourth Proportional to 816,263.37, 1,224,747.77 and 310,976.15

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Solution

The fourth proportional to 816,263.37, 1,224,747.77 and 310,976.15 is: 466,598.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,263.37 : 1,224,747.77 = 310,976.15 : x
  2. Step 2: Convert to fraction form
    816,263.37/1,224,747.77 = 310,976.15/x
  3. Step 3: Cross multiply
    816,263.37x = 1,224,747.77 × 310,976.15
  4. Step 4: Simplify right side
    816,263.37x = 380,867,338,557.07
  5. Step 5: Solve for x
    x = 380,867,338,557.07/816,263.37
  6. Step 6: Final answer
    x = 466,598.59

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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.