Home / 948,116.32-1,308,729.84-545,868.64

Finding the Fourth Proportional to 948,116.32, 1,308,729.84 and 545,868.64

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Solution

The fourth proportional to 948,116.32, 1,308,729.84 and 545,868.64 is: 753,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,116.32 : 1,308,729.84 = 545,868.64 : x
  2. Step 2: Convert to fraction form
    948,116.32/1,308,729.84 = 545,868.64/x
  3. Step 3: Cross multiply
    948,116.32x = 1,308,729.84 × 545,868.64
  4. Step 4: Simplify right side
    948,116.32x = 714,394,577,888.22
  5. Step 5: Solve for x
    x = 714,394,577,888.22/948,116.32
  6. Step 6: Final answer
    x = 753,488.33

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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.