Home / 525,510-725,206.68-287,046

Finding the Fourth Proportional to 525,510, 725,206.68 and 287,046

Calculator

Solution

The fourth proportional to 525,510, 725,206.68 and 287,046 is: 396,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,510 : 725,206.68 = 287,046 : x
  2. Step 2: Convert to fraction form
    525,510/725,206.68 = 287,046/x
  3. Step 3: Cross multiply
    525,510x = 725,206.68 × 287,046
  4. Step 4: Simplify right side
    525,510x = 208,167,676,667.28
  5. Step 5: Solve for x
    x = 208,167,676,667.28/525,510
  6. Step 6: Final answer
    x = 396,125.05

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.