Home / 292,043.20-438,064.80-181,451.20

Finding the Fourth Proportional to 292,043.20, 438,064.80 and 181,451.20

Calculator

Solution

The fourth proportional to 292,043.20, 438,064.80 and 181,451.20 is: 272,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,043.20 : 438,064.80 = 181,451.20 : x
  2. Step 2: Convert to fraction form
    292,043.20/438,064.80 = 181,451.20/x
  3. Step 3: Cross multiply
    292,043.20x = 438,064.80 × 181,451.20
  4. Step 4: Simplify right side
    292,043.20x = 79,487,383,637.76
  5. Step 5: Solve for x
    x = 79,487,383,637.76/292,043.20
  6. Step 6: Final answer
    x = 272,176.80

Related Problems

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.