Home / 619,927.60-855,528.50-344,286.71

Finding the Fourth Proportional to 619,927.60, 855,528.50 and 344,286.71

Calculator

Solution

The fourth proportional to 619,927.60, 855,528.50 and 344,286.71 is: 475,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,927.60 : 855,528.50 = 344,286.71 : x
  2. Step 2: Convert to fraction form
    619,927.60/855,528.50 = 344,286.71/x
  3. Step 3: Cross multiply
    619,927.60x = 855,528.50 × 344,286.71
  4. Step 4: Simplify right side
    619,927.60x = 294,547,095,575.77
  5. Step 5: Solve for x
    x = 294,547,095,575.77/619,927.60
  6. Step 6: Final answer
    x = 475,131.45

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.