Home / 470,512.34-704,821.27-217,444.32

Finding the Fourth Proportional to 470,512.34, 704,821.27 and 217,444.32

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Solution

The fourth proportional to 470,512.34, 704,821.27 and 217,444.32 is: 325,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,512.34 : 704,821.27 = 217,444.32 : x
  2. Step 2: Convert to fraction form
    470,512.34/704,821.27 = 217,444.32/x
  3. Step 3: Cross multiply
    470,512.34x = 704,821.27 × 217,444.32
  4. Step 4: Simplify right side
    470,512.34x = 153,259,384,234.66
  5. Step 5: Solve for x
    x = 153,259,384,234.66/470,512.34
  6. Step 6: Final answer
    x = 325,728.72

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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.