Home / 313,860.60-433,122.53-170,624.25

Finding the Fourth Proportional to 313,860.60, 433,122.53 and 170,624.25

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Solution

The fourth proportional to 313,860.60, 433,122.53 and 170,624.25 is: 235,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,860.60 : 433,122.53 = 170,624.25 : x
  2. Step 2: Convert to fraction form
    313,860.60/433,122.53 = 170,624.25/x
  3. Step 3: Cross multiply
    313,860.60x = 433,122.53 × 170,624.25
  4. Step 4: Simplify right side
    313,860.60x = 73,901,205,986.23
  5. Step 5: Solve for x
    x = 73,901,205,986.23/313,860.60
  6. Step 6: Final answer
    x = 235,458.69

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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.