Home / 283,170.32-390,612.52-177,002

Finding the Fourth Proportional to 283,170.32, 390,612.52 and 177,002

Calculator

Solution

The fourth proportional to 283,170.32, 390,612.52 and 177,002 is: 244,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,170.32 : 390,612.52 = 177,002 : x
  2. Step 2: Convert to fraction form
    283,170.32/390,612.52 = 177,002/x
  3. Step 3: Cross multiply
    283,170.32x = 390,612.52 × 177,002
  4. Step 4: Simplify right side
    283,170.32x = 69,139,197,265.04
  5. Step 5: Solve for x
    x = 69,139,197,265.04/283,170.32
  6. Step 6: Final answer
    x = 244,161.17

Related Problems

Find fourth proportional to 141,585.16, 195,306.26 and 88,501
Half scale
Find fourth proportional to 566,340.64, 781,225.04 and 354,004
Double scale
Find fourth proportional to 283,171.32, 390,613.90 and 177,003
Similar ratio
Find fourth proportional to 424,755.48, 585,918.78 and 265,503
1.5x scale

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.