Home / 892,001.15-1,337,989.72-218,088.24

Finding the Fourth Proportional to 892,001.15, 1,337,989.72 and 218,088.24

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Solution

The fourth proportional to 892,001.15, 1,337,989.72 and 218,088.24 is: 327,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,001.15 : 1,337,989.72 = 218,088.24 : x
  2. Step 2: Convert to fraction form
    892,001.15/1,337,989.72 = 218,088.24/x
  3. Step 3: Cross multiply
    892,001.15x = 1,337,989.72 × 218,088.24
  4. Step 4: Simplify right side
    892,001.15x = 291,799,823,172.89
  5. Step 5: Solve for x
    x = 291,799,823,172.89/892,001.15
  6. Step 6: Final answer
    x = 327,129.42

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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.