Home / 839,050.95-1,258,758.72-306,571.17

Finding the Fourth Proportional to 839,050.95, 1,258,758.72 and 306,571.17

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Solution

The fourth proportional to 839,050.95, 1,258,758.72 and 306,571.17 is: 459,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,050.95 : 1,258,758.72 = 306,571.17 : x
  2. Step 2: Convert to fraction form
    839,050.95/1,258,758.72 = 306,571.17/x
  3. Step 3: Cross multiply
    839,050.95x = 1,258,758.72 × 306,571.17
  4. Step 4: Simplify right side
    839,050.95x = 385,899,133,538.10
  5. Step 5: Solve for x
    x = 385,899,133,538.10/839,050.95
  6. Step 6: Final answer
    x = 459,923.36

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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.