Home / 1,004,956.81-1,507,111.23-330,877.60

Finding the Fourth Proportional to 1,004,956.81, 1,507,111.23 and 330,877.60

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Solution

The fourth proportional to 1,004,956.81, 1,507,111.23 and 330,877.60 is: 496,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,956.81 : 1,507,111.23 = 330,877.60 : x
  2. Step 2: Convert to fraction form
    1,004,956.81/1,507,111.23 = 330,877.60/x
  3. Step 3: Cross multiply
    1,004,956.81x = 1,507,111.23 × 330,877.60
  4. Step 4: Simplify right side
    1,004,956.81x = 498,669,346,715.45
  5. Step 5: Solve for x
    x = 498,669,346,715.45/1,004,956.81
  6. Step 6: Final answer
    x = 496,209.73

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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.