Home / 657,071.13-906,758.16-355,265.13

Finding the Fourth Proportional to 657,071.13, 906,758.16 and 355,265.13

Calculator

Solution

The fourth proportional to 657,071.13, 906,758.16 and 355,265.13 is: 490,265.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,071.13 : 906,758.16 = 355,265.13 : x
  2. Step 2: Convert to fraction form
    657,071.13/906,758.16 = 355,265.13/x
  3. Step 3: Cross multiply
    657,071.13x = 906,758.16 × 355,265.13
  4. Step 4: Simplify right side
    657,071.13x = 322,139,555,590.96
  5. Step 5: Solve for x
    x = 322,139,555,590.96/657,071.13
  6. Step 6: Final answer
    x = 490,265.88

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.