Home / 348,429.32-481,038.58-219,478.33

Finding the Fourth Proportional to 348,429.32, 481,038.58 and 219,478.33

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Solution

The fourth proportional to 348,429.32, 481,038.58 and 219,478.33 is: 303,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,429.32 : 481,038.58 = 219,478.33 : x
  2. Step 2: Convert to fraction form
    348,429.32/481,038.58 = 219,478.33/x
  3. Step 3: Cross multiply
    348,429.32x = 481,038.58 × 219,478.33
  4. Step 4: Simplify right side
    348,429.32x = 105,577,545,079.62
  5. Step 5: Solve for x
    x = 105,577,545,079.62/348,429.32
  6. Step 6: Final answer
    x = 303,009.93

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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.