Home / 477,237.40-715,839.60-122,254.90

Finding the Fourth Proportional to 477,237.40, 715,839.60 and 122,254.90

Calculator

Solution

The fourth proportional to 477,237.40, 715,839.60 and 122,254.90 is: 183,378.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,237.40 : 715,839.60 = 122,254.90 : x
  2. Step 2: Convert to fraction form
    477,237.40/715,839.60 = 122,254.90/x
  3. Step 3: Cross multiply
    477,237.40x = 715,839.60 × 122,254.90
  4. Step 4: Simplify right side
    477,237.40x = 87,514,898,714.04
  5. Step 5: Solve for x
    x = 87,514,898,714.04/477,237.40
  6. Step 6: Final answer
    x = 183,378.12

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.