Home / 459,827.40-689,762.70-144,294.60

Finding the Fourth Proportional to 459,827.40, 689,762.70 and 144,294.60

Calculator

Solution

The fourth proportional to 459,827.40, 689,762.70 and 144,294.60 is: 216,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,827.40 : 689,762.70 = 144,294.60 : x
  2. Step 2: Convert to fraction form
    459,827.40/689,762.70 = 144,294.60/x
  3. Step 3: Cross multiply
    459,827.40x = 689,762.70 × 144,294.60
  4. Step 4: Simplify right side
    459,827.40x = 99,529,032,891.42
  5. Step 5: Solve for x
    x = 99,529,032,891.42/459,827.40
  6. Step 6: Final answer
    x = 216,448.68

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.