Home / 264,449.12-364,903.04-155,558.40

Finding the Fourth Proportional to 264,449.12, 364,903.04 and 155,558.40

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Solution

The fourth proportional to 264,449.12, 364,903.04 and 155,558.40 is: 214,648.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,449.12 : 364,903.04 = 155,558.40 : x
  2. Step 2: Convert to fraction form
    264,449.12/364,903.04 = 155,558.40/x
  3. Step 3: Cross multiply
    264,449.12x = 364,903.04 × 155,558.40
  4. Step 4: Simplify right side
    264,449.12x = 56,763,733,057.54
  5. Step 5: Solve for x
    x = 56,763,733,057.54/264,449.12
  6. Step 6: Final answer
    x = 214,648.98

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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.