Home / 630,696.60-870,363.72-344,223

Finding the Fourth Proportional to 630,696.60, 870,363.72 and 344,223

Calculator

Solution

The fourth proportional to 630,696.60, 870,363.72 and 344,223 is: 475,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,696.60 : 870,363.72 = 344,223 : x
  2. Step 2: Convert to fraction form
    630,696.60/870,363.72 = 344,223/x
  3. Step 3: Cross multiply
    630,696.60x = 870,363.72 × 344,223
  4. Step 4: Simplify right side
    630,696.60x = 299,599,210,789.56
  5. Step 5: Solve for x
    x = 299,599,210,789.56/630,696.60
  6. Step 6: Final answer
    x = 475,029.06

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.