Home / 313,970.48-433,280.04-170,730.44

Finding the Fourth Proportional to 313,970.48, 433,280.04 and 170,730.44

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Solution

The fourth proportional to 313,970.48, 433,280.04 and 170,730.44 is: 235,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,970.48 : 433,280.04 = 170,730.44 : x
  2. Step 2: Convert to fraction form
    313,970.48/433,280.04 = 170,730.44/x
  3. Step 3: Cross multiply
    313,970.48x = 433,280.04 × 170,730.44
  4. Step 4: Simplify right side
    313,970.48x = 73,974,091,872.42
  5. Step 5: Solve for x
    x = 73,974,091,872.42/313,970.48
  6. Step 6: Final answer
    x = 235,608.43

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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.