Home / 833,102.52-1,149,686.94-451,129.32

Finding the Fourth Proportional to 833,102.52, 1,149,686.94 and 451,129.32

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Solution

The fourth proportional to 833,102.52, 1,149,686.94 and 451,129.32 is: 622,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,102.52 : 1,149,686.94 = 451,129.32 : x
  2. Step 2: Convert to fraction form
    833,102.52/1,149,686.94 = 451,129.32/x
  3. Step 3: Cross multiply
    833,102.52x = 1,149,686.94 × 451,129.32
  4. Step 4: Simplify right side
    833,102.52x = 518,657,487,455.08
  5. Step 5: Solve for x
    x = 518,657,487,455.08/833,102.52
  6. Step 6: Final answer
    x = 622,561.42

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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.