Home / 312,310.04-430,987.98-169,070.07

Finding the Fourth Proportional to 312,310.04, 430,987.98 and 169,070.07

Calculator

Solution

The fourth proportional to 312,310.04, 430,987.98 and 169,070.07 is: 233,316.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,310.04 : 430,987.98 = 169,070.07 : x
  2. Step 2: Convert to fraction form
    312,310.04/430,987.98 = 169,070.07/x
  3. Step 3: Cross multiply
    312,310.04x = 430,987.98 × 169,070.07
  4. Step 4: Simplify right side
    312,310.04x = 72,867,167,947.76
  5. Step 5: Solve for x
    x = 72,867,167,947.76/312,310.04
  6. Step 6: Final answer
    x = 233,316.77

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.