Home / 354,509.51-489,224.65-193,368.02

Finding the Fourth Proportional to 354,509.51, 489,224.65 and 193,368.02

Calculator

Solution

The fourth proportional to 354,509.51, 489,224.65 and 193,368.02 is: 266,848.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,509.51 : 489,224.65 = 193,368.02 : x
  2. Step 2: Convert to fraction form
    354,509.51/489,224.65 = 193,368.02/x
  3. Step 3: Cross multiply
    354,509.51x = 489,224.65 × 193,368.02
  4. Step 4: Simplify right side
    354,509.51x = 94,600,401,905.69
  5. Step 5: Solve for x
    x = 94,600,401,905.69/354,509.51
  6. Step 6: Final answer
    x = 266,848.70

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.