Home / 948,216.25-1,308,538.43-545,808.25

Finding the Fourth Proportional to 948,216.25, 1,308,538.43 and 545,808.25

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Solution

The fourth proportional to 948,216.25, 1,308,538.43 and 545,808.25 is: 753,215.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,216.25 : 1,308,538.43 = 545,808.25 : x
  2. Step 2: Convert to fraction form
    948,216.25/1,308,538.43 = 545,808.25/x
  3. Step 3: Cross multiply
    948,216.25x = 1,308,538.43 × 545,808.25
  4. Step 4: Simplify right side
    948,216.25x = 714,211,070,536.05
  5. Step 5: Solve for x
    x = 714,211,070,536.05/948,216.25
  6. Step 6: Final answer
    x = 753,215.39

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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.