Home / 313,922.80-433,214.40-170,683.40

Finding the Fourth Proportional to 313,922.80, 433,214.40 and 170,683.40

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Solution

The fourth proportional to 313,922.80, 433,214.40 and 170,683.40 is: 235,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,922.80 : 433,214.40 = 170,683.40 : x
  2. Step 2: Convert to fraction form
    313,922.80/433,214.40 = 170,683.40/x
  3. Step 3: Cross multiply
    313,922.80x = 433,214.40 × 170,683.40
  4. Step 4: Simplify right side
    313,922.80x = 73,942,506,720.96
  5. Step 5: Solve for x
    x = 73,942,506,720.96/313,922.80
  6. Step 6: Final answer
    x = 235,543.60

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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.