Home / 586,943.40-880,415.10-143,711.40

Finding the Fourth Proportional to 586,943.40, 880,415.10 and 143,711.40

Calculator

Solution

The fourth proportional to 586,943.40, 880,415.10 and 143,711.40 is: 215,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,943.40 : 880,415.10 = 143,711.40 : x
  2. Step 2: Convert to fraction form
    586,943.40/880,415.10 = 143,711.40/x
  3. Step 3: Cross multiply
    586,943.40x = 880,415.10 × 143,711.40
  4. Step 4: Simplify right side
    586,943.40x = 126,525,686,602.14
  5. Step 5: Solve for x
    x = 126,525,686,602.14/586,943.40
  6. Step 6: Final answer
    x = 215,567.10

Related Problems

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.