Home / 809,303.37-1,116,838.48-446,727.13

Finding the Fourth Proportional to 809,303.37, 1,116,838.48 and 446,727.13

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Solution

The fourth proportional to 809,303.37, 1,116,838.48 and 446,727.13 is: 616,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,303.37 : 1,116,838.48 = 446,727.13 : x
  2. Step 2: Convert to fraction form
    809,303.37/1,116,838.48 = 446,727.13/x
  3. Step 3: Cross multiply
    809,303.37x = 1,116,838.48 × 446,727.13
  4. Step 4: Simplify right side
    809,303.37x = 498,922,048,843.96
  5. Step 5: Solve for x
    x = 498,922,048,843.96/809,303.37
  6. Step 6: Final answer
    x = 616,483.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.