Home / 264,280.04-364,706.70-143,421.34

Finding the Fourth Proportional to 264,280.04, 364,706.70 and 143,421.34

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Solution

The fourth proportional to 264,280.04, 364,706.70 and 143,421.34 is: 197,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,280.04 : 364,706.70 = 143,421.34 : x
  2. Step 2: Convert to fraction form
    264,280.04/364,706.70 = 143,421.34/x
  3. Step 3: Cross multiply
    264,280.04x = 364,706.70 × 143,421.34
  4. Step 4: Simplify right side
    264,280.04x = 52,306,723,620.98
  5. Step 5: Solve for x
    x = 52,306,723,620.98/264,280.04
  6. Step 6: Final answer
    x = 197,921.58

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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.