Home / 669,381.20-1,004,065.40-163,944.40

Finding the Fourth Proportional to 669,381.20, 1,004,065.40 and 163,944.40

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Solution

The fourth proportional to 669,381.20, 1,004,065.40 and 163,944.40 is: 245,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,381.20 : 1,004,065.40 = 163,944.40 : x
  2. Step 2: Convert to fraction form
    669,381.20/1,004,065.40 = 163,944.40/x
  3. Step 3: Cross multiply
    669,381.20x = 1,004,065.40 × 163,944.40
  4. Step 4: Simplify right side
    669,381.20x = 164,610,899,563.76
  5. Step 5: Solve for x
    x = 164,610,899,563.76/669,381.20
  6. Step 6: Final answer
    x = 245,915.03

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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.