Home / 427,924.52-590,556.12-258,155

Finding the Fourth Proportional to 427,924.52, 590,556.12 and 258,155

Calculator

Solution

The fourth proportional to 427,924.52, 590,556.12 and 258,155 is: 356,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,924.52 : 590,556.12 = 258,155 : x
  2. Step 2: Convert to fraction form
    427,924.52/590,556.12 = 258,155/x
  3. Step 3: Cross multiply
    427,924.52x = 590,556.12 × 258,155
  4. Step 4: Simplify right side
    427,924.52x = 152,455,015,158.60
  5. Step 5: Solve for x
    x = 152,455,015,158.60/427,924.52
  6. Step 6: Final answer
    x = 356,266.14

Related Problems

Find fourth proportional to 213,962.26, 295,278.06 and 129,077.50
Half scale
Find fourth proportional to 855,849.04, 1,181,112.24 and 516,310
Double scale
Find fourth proportional to 427,925.52, 590,557.50 and 258,156
Similar ratio
Find fourth proportional to 641,886.78, 885,834.18 and 387,232.50
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.