Home / 351,351.16-484,864.76-190,206.20

Finding the Fourth Proportional to 351,351.16, 484,864.76 and 190,206.20

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Solution

The fourth proportional to 351,351.16, 484,864.76 and 190,206.20 is: 262,484.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,351.16 : 484,864.76 = 190,206.20 : x
  2. Step 2: Convert to fraction form
    351,351.16/484,864.76 = 190,206.20/x
  3. Step 3: Cross multiply
    351,351.16x = 484,864.76 × 190,206.20
  4. Step 4: Simplify right side
    351,351.16x = 92,224,284,487.92
  5. Step 5: Solve for x
    x = 92,224,284,487.92/351,351.16
  6. Step 6: Final answer
    x = 262,484.65

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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.