Home / 632,621.80-947,550.30-491,271.40

Finding the Fourth Proportional to 632,621.80, 947,550.30 and 491,271.40

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Solution

The fourth proportional to 632,621.80, 947,550.30 and 491,271.40 is: 735,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,621.80 : 947,550.30 = 491,271.40 : x
  2. Step 2: Convert to fraction form
    632,621.80/947,550.30 = 491,271.40/x
  3. Step 3: Cross multiply
    632,621.80x = 947,550.30 × 491,271.40
  4. Step 4: Simplify right side
    632,621.80x = 465,504,362,451.42
  5. Step 5: Solve for x
    x = 465,504,362,451.42/632,621.80
  6. Step 6: Final answer
    x = 735,833.58

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1.5x scale

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.