Home / 313,932.24-470,995.47-108,784.35

Finding the Fourth Proportional to 313,932.24, 470,995.47 and 108,784.35

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Solution

The fourth proportional to 313,932.24, 470,995.47 and 108,784.35 is: 163,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,932.24 : 470,995.47 = 108,784.35 : x
  2. Step 2: Convert to fraction form
    313,932.24/470,995.47 = 108,784.35/x
  3. Step 3: Cross multiply
    313,932.24x = 470,995.47 × 108,784.35
  4. Step 4: Simplify right side
    313,932.24x = 51,236,936,056.89
  5. Step 5: Solve for x
    x = 51,236,936,056.89/313,932.24
  6. Step 6: Final answer
    x = 163,210.18

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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.