Home / 282,848.04-389,928.24-224,979.84

Finding the Fourth Proportional to 282,848.04, 389,928.24 and 224,979.84

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Solution

The fourth proportional to 282,848.04, 389,928.24 and 224,979.84 is: 310,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,848.04 : 389,928.24 = 224,979.84 : x
  2. Step 2: Convert to fraction form
    282,848.04/389,928.24 = 224,979.84/x
  3. Step 3: Cross multiply
    282,848.04x = 389,928.24 × 224,979.84
  4. Step 4: Simplify right side
    282,848.04x = 87,725,993,046.68
  5. Step 5: Solve for x
    x = 87,725,993,046.68/282,848.04
  6. Step 6: Final answer
    x = 310,152.38

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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.