Home / 323,400.02-446,303.40-180,168.80

Finding the Fourth Proportional to 323,400.02, 446,303.40 and 180,168.80

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Solution

The fourth proportional to 323,400.02, 446,303.40 and 180,168.80 is: 248,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,400.02 : 446,303.40 = 180,168.80 : x
  2. Step 2: Convert to fraction form
    323,400.02/446,303.40 = 180,168.80/x
  3. Step 3: Cross multiply
    323,400.02x = 446,303.40 × 180,168.80
  4. Step 4: Simplify right side
    323,400.02x = 80,409,948,013.92
  5. Step 5: Solve for x
    x = 80,409,948,013.92/323,400.02
  6. Step 6: Final answer
    x = 248,639.28

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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.