Home / 557,360.54-769,175.72-315,637.92

Finding the Fourth Proportional to 557,360.54, 769,175.72 and 315,637.92

Calculator

Solution

The fourth proportional to 557,360.54, 769,175.72 and 315,637.92 is: 435,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,360.54 : 769,175.72 = 315,637.92 : x
  2. Step 2: Convert to fraction form
    557,360.54/769,175.72 = 315,637.92/x
  3. Step 3: Cross multiply
    557,360.54x = 769,175.72 × 315,637.92
  4. Step 4: Simplify right side
    557,360.54x = 242,781,024,375.30
  5. Step 5: Solve for x
    x = 242,781,024,375.30/557,360.54
  6. Step 6: Final answer
    x = 435,590.62

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.