Home / 814,557.26-1,124,071.80-451,973.18

Finding the Fourth Proportional to 814,557.26, 1,124,071.80 and 451,973.18

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Solution

The fourth proportional to 814,557.26, 1,124,071.80 and 451,973.18 is: 623,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,557.26 : 1,124,071.80 = 451,973.18 : x
  2. Step 2: Convert to fraction form
    814,557.26/1,124,071.80 = 451,973.18/x
  3. Step 3: Cross multiply
    814,557.26x = 1,124,071.80 × 451,973.18
  4. Step 4: Simplify right side
    814,557.26x = 508,050,305,994.32
  5. Step 5: Solve for x
    x = 508,050,305,994.32/814,557.26
  6. Step 6: Final answer
    x = 623,713.43

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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.