Home / 575,840.10-862,513.56-417,720

Finding the Fourth Proportional to 575,840.10, 862,513.56 and 417,720

Calculator

Solution

The fourth proportional to 575,840.10, 862,513.56 and 417,720 is: 625,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,840.10 : 862,513.56 = 417,720 : x
  2. Step 2: Convert to fraction form
    575,840.10/862,513.56 = 417,720/x
  3. Step 3: Cross multiply
    575,840.10x = 862,513.56 × 417,720
  4. Step 4: Simplify right side
    575,840.10x = 360,289,164,283.20
  5. Step 5: Solve for x
    x = 360,289,164,283.20/575,840.10
  6. Step 6: Final answer
    x = 625,675.71

Related Problems

Find fourth proportional to 287,920.05, 431,256.78 and 208,860
Half scale
Find fourth proportional to 1,151,680.20, 1,725,027.12 and 835,440
Double scale
Find fourth proportional to 575,841.10, 862,515.06 and 417,721
Similar ratio
Find fourth proportional to 863,760.15, 1,293,770.34 and 626,580
1.5x scale

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.