Home / 816,076.50-1,224,112.28-217,037.16

Finding the Fourth Proportional to 816,076.50, 1,224,112.28 and 217,037.16

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Solution

The fourth proportional to 816,076.50, 1,224,112.28 and 217,037.16 is: 325,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,076.50 : 1,224,112.28 = 217,037.16 : x
  2. Step 2: Convert to fraction form
    816,076.50/1,224,112.28 = 217,037.16/x
  3. Step 3: Cross multiply
    816,076.50x = 1,224,112.28 × 217,037.16
  4. Step 4: Simplify right side
    816,076.50x = 265,677,852,772.33
  5. Step 5: Solve for x
    x = 265,677,852,772.33/816,076.50
  6. Step 6: Final answer
    x = 325,555.08

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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.