Home / 1,015,065.60-1,522,817.10-305,165.40

Finding the Fourth Proportional to 1,015,065.60, 1,522,817.10 and 305,165.40

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Solution

The fourth proportional to 1,015,065.60, 1,522,817.10 and 305,165.40 is: 457,813.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,065.60 : 1,522,817.10 = 305,165.40 : x
  2. Step 2: Convert to fraction form
    1,015,065.60/1,522,817.10 = 305,165.40/x
  3. Step 3: Cross multiply
    1,015,065.60x = 1,522,817.10 × 305,165.40
  4. Step 4: Simplify right side
    1,015,065.60x = 464,711,089,448.34
  5. Step 5: Solve for x
    x = 464,711,089,448.34/1,015,065.60
  6. Step 6: Final answer
    x = 457,813.85

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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.