Home / 348,221.19-522,479.43-190,265.13

Finding the Fourth Proportional to 348,221.19, 522,479.43 and 190,265.13

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Solution

The fourth proportional to 348,221.19, 522,479.43 and 190,265.13 is: 285,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,221.19 : 522,479.43 = 190,265.13 : x
  2. Step 2: Convert to fraction form
    348,221.19/522,479.43 = 190,265.13/x
  3. Step 3: Cross multiply
    348,221.19x = 522,479.43 × 190,265.13
  4. Step 4: Simplify right side
    348,221.19x = 99,409,616,671.28
  5. Step 5: Solve for x
    x = 99,409,616,671.28/348,221.19
  6. Step 6: Final answer
    x = 285,478.37

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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.