Home / 575,620.60-863,430.90-542,961.40

Finding the Fourth Proportional to 575,620.60, 863,430.90 and 542,961.40

Calculator

Solution

The fourth proportional to 575,620.60, 863,430.90 and 542,961.40 is: 814,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,620.60 : 863,430.90 = 542,961.40 : x
  2. Step 2: Convert to fraction form
    575,620.60/863,430.90 = 542,961.40/x
  3. Step 3: Cross multiply
    575,620.60x = 863,430.90 × 542,961.40
  4. Step 4: Simplify right side
    575,620.60x = 468,809,650,267.26
  5. Step 5: Solve for x
    x = 468,809,650,267.26/575,620.60
  6. Step 6: Final answer
    x = 814,442.10

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.