Home / 313,724.40-470,586.60-166,268.40

Finding the Fourth Proportional to 313,724.40, 470,586.60 and 166,268.40

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Solution

The fourth proportional to 313,724.40, 470,586.60 and 166,268.40 is: 249,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,724.40 : 470,586.60 = 166,268.40 : x
  2. Step 2: Convert to fraction form
    313,724.40/470,586.60 = 166,268.40/x
  3. Step 3: Cross multiply
    313,724.40x = 470,586.60 × 166,268.40
  4. Step 4: Simplify right side
    313,724.40x = 78,243,681,043.44
  5. Step 5: Solve for x
    x = 78,243,681,043.44/313,724.40
  6. Step 6: Final answer
    x = 249,402.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.