Home / 948,538.02-1,308,949.32-540,771.18

Finding the Fourth Proportional to 948,538.02, 1,308,949.32 and 540,771.18

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Solution

The fourth proportional to 948,538.02, 1,308,949.32 and 540,771.18 is: 746,245.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,538.02 : 1,308,949.32 = 540,771.18 : x
  2. Step 2: Convert to fraction form
    948,538.02/1,308,949.32 = 540,771.18/x
  3. Step 3: Cross multiply
    948,538.02x = 1,308,949.32 × 540,771.18
  4. Step 4: Simplify right side
    948,538.02x = 707,842,068,336.60
  5. Step 5: Solve for x
    x = 707,842,068,336.60/948,538.02
  6. Step 6: Final answer
    x = 746,245.33

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Double scale
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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.