Home / 631,295.84-946,947.30-210,570.56

Finding the Fourth Proportional to 631,295.84, 946,947.30 and 210,570.56

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Solution

The fourth proportional to 631,295.84, 946,947.30 and 210,570.56 is: 315,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,295.84 : 946,947.30 = 210,570.56 : x
  2. Step 2: Convert to fraction form
    631,295.84/946,947.30 = 210,570.56/x
  3. Step 3: Cross multiply
    631,295.84x = 946,947.30 × 210,570.56
  4. Step 4: Simplify right side
    631,295.84x = 199,399,223,251.49
  5. Step 5: Solve for x
    x = 199,399,223,251.49/631,295.84
  6. Step 6: Final answer
    x = 315,857.02

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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.