Home / 728,999.98-1,006,020.61-406,710.15

Finding the Fourth Proportional to 728,999.98, 1,006,020.61 and 406,710.15

Calculator

Solution

The fourth proportional to 728,999.98, 1,006,020.61 and 406,710.15 is: 561,260.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,999.98 : 1,006,020.61 = 406,710.15 : x
  2. Step 2: Convert to fraction form
    728,999.98/1,006,020.61 = 406,710.15/x
  3. Step 3: Cross multiply
    728,999.98x = 1,006,020.61 × 406,710.15
  4. Step 4: Simplify right side
    728,999.98x = 409,158,788,406.84
  5. Step 5: Solve for x
    x = 409,158,788,406.84/728,999.98
  6. Step 6: Final answer
    x = 561,260.35

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.