Home / 879,590.56-1,319,388.72-374,079.52

Finding the Fourth Proportional to 879,590.56, 1,319,388.72 and 374,079.52

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Solution

The fourth proportional to 879,590.56, 1,319,388.72 and 374,079.52 is: 561,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,590.56 : 1,319,388.72 = 374,079.52 : x
  2. Step 2: Convert to fraction form
    879,590.56/1,319,388.72 = 374,079.52/x
  3. Step 3: Cross multiply
    879,590.56x = 1,319,388.72 × 374,079.52
  4. Step 4: Simplify right side
    879,590.56x = 493,556,299,071.01
  5. Step 5: Solve for x
    x = 493,556,299,071.01/879,590.56
  6. Step 6: Final answer
    x = 561,120.50

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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.