Home / 328,650.03-493,179.17-210,406.23

Finding the Fourth Proportional to 328,650.03, 493,179.17 and 210,406.23

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Solution

The fourth proportional to 328,650.03, 493,179.17 and 210,406.23 is: 315,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,650.03 : 493,179.17 = 210,406.23 : x
  2. Step 2: Convert to fraction form
    328,650.03/493,179.17 = 210,406.23/x
  3. Step 3: Cross multiply
    328,650.03x = 493,179.17 × 210,406.23
  4. Step 4: Simplify right side
    328,650.03x = 103,767,968,822.20
  5. Step 5: Solve for x
    x = 103,767,968,822.20/328,650.03
  6. Step 6: Final answer
    x = 315,740.03

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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.