Home / 713,246.81-984,276.14-390,970.49

Finding the Fourth Proportional to 713,246.81, 984,276.14 and 390,970.49

Calculator

Solution

The fourth proportional to 713,246.81, 984,276.14 and 390,970.49 is: 539,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,246.81 : 984,276.14 = 390,970.49 : x
  2. Step 2: Convert to fraction form
    713,246.81/984,276.14 = 390,970.49/x
  3. Step 3: Cross multiply
    713,246.81x = 984,276.14 × 390,970.49
  4. Step 4: Simplify right side
    713,246.81x = 384,822,924,751.11
  5. Step 5: Solve for x
    x = 384,822,924,751.11/713,246.81
  6. Step 6: Final answer
    x = 539,536.83

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.