Home / 751,468.46-1,036,915.76-456,967.94

Finding the Fourth Proportional to 751,468.46, 1,036,915.76 and 456,967.94

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Solution

The fourth proportional to 751,468.46, 1,036,915.76 and 456,967.94 is: 630,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,468.46 : 1,036,915.76 = 456,967.94 : x
  2. Step 2: Convert to fraction form
    751,468.46/1,036,915.76 = 456,967.94/x
  3. Step 3: Cross multiply
    751,468.46x = 1,036,915.76 × 456,967.94
  4. Step 4: Simplify right side
    751,468.46x = 473,837,256,515.90
  5. Step 5: Solve for x
    x = 473,837,256,515.90/751,468.46
  6. Step 6: Final answer
    x = 630,548.43

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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.