Home / 739,925.52-1,109,842.74-455,670.24

Finding the Fourth Proportional to 739,925.52, 1,109,842.74 and 455,670.24

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Solution

The fourth proportional to 739,925.52, 1,109,842.74 and 455,670.24 is: 683,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,925.52 : 1,109,842.74 = 455,670.24 : x
  2. Step 2: Convert to fraction form
    739,925.52/1,109,842.74 = 455,670.24/x
  3. Step 3: Cross multiply
    739,925.52x = 1,109,842.74 × 455,670.24
  4. Step 4: Simplify right side
    739,925.52x = 505,722,307,698.06
  5. Step 5: Solve for x
    x = 505,722,307,698.06/739,925.52
  6. Step 6: Final answer
    x = 683,477.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.