Home / 756,121.50-1,043,447.76-416,597.04

Finding the Fourth Proportional to 756,121.50, 1,043,447.76 and 416,597.04

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Solution

The fourth proportional to 756,121.50, 1,043,447.76 and 416,597.04 is: 574,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,121.50 : 1,043,447.76 = 416,597.04 : x
  2. Step 2: Convert to fraction form
    756,121.50/1,043,447.76 = 416,597.04/x
  3. Step 3: Cross multiply
    756,121.50x = 1,043,447.76 × 416,597.04
  4. Step 4: Simplify right side
    756,121.50x = 434,697,248,210.63
  5. Step 5: Solve for x
    x = 434,697,248,210.63/756,121.50
  6. Step 6: Final answer
    x = 574,903.96

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1.5x scale

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.