Home / 1,010,650.64-1,515,176.28-379,494.16

Finding the Fourth Proportional to 1,010,650.64, 1,515,176.28 and 379,494.16

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Solution

The fourth proportional to 1,010,650.64, 1,515,176.28 and 379,494.16 is: 568,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,650.64 : 1,515,176.28 = 379,494.16 : x
  2. Step 2: Convert to fraction form
    1,010,650.64/1,515,176.28 = 379,494.16/x
  3. Step 3: Cross multiply
    1,010,650.64x = 1,515,176.28 × 379,494.16
  4. Step 4: Simplify right side
    1,010,650.64x = 575,000,549,630.53
  5. Step 5: Solve for x
    x = 575,000,549,630.53/1,010,650.64
  6. Step 6: Final answer
    x = 568,940.96

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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.