Home / 743,211.54-1,114,811.16-441,695.32

Finding the Fourth Proportional to 743,211.54, 1,114,811.16 and 441,695.32

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Solution

The fourth proportional to 743,211.54, 1,114,811.16 and 441,695.32 is: 662,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,211.54 : 1,114,811.16 = 441,695.32 : x
  2. Step 2: Convert to fraction form
    743,211.54/1,114,811.16 = 441,695.32/x
  3. Step 3: Cross multiply
    743,211.54x = 1,114,811.16 × 441,695.32
  4. Step 4: Simplify right side
    743,211.54x = 492,406,864,273.24
  5. Step 5: Solve for x
    x = 492,406,864,273.24/743,211.54
  6. Step 6: Final answer
    x = 662,539.32

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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.