Home / 989,848.20-1,484,820.90-517,456.20

Finding the Fourth Proportional to 989,848.20, 1,484,820.90 and 517,456.20

Calculator

Solution

The fourth proportional to 989,848.20, 1,484,820.90 and 517,456.20 is: 776,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,848.20 : 1,484,820.90 = 517,456.20 : x
  2. Step 2: Convert to fraction form
    989,848.20/1,484,820.90 = 517,456.20/x
  3. Step 3: Cross multiply
    989,848.20x = 1,484,820.90 × 517,456.20
  4. Step 4: Simplify right side
    989,848.20x = 768,329,780,594.58
  5. Step 5: Solve for x
    x = 768,329,780,594.58/989,848.20
  6. Step 6: Final answer
    x = 776,209.71

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.