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Finding the Fourth Proportional to 501,445.92, 751,461.63 and 276,907.44

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Solution

The fourth proportional to 501,445.92, 751,461.63 and 276,907.44 is: 414,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,445.92 : 751,461.63 = 276,907.44 : x
  2. Step 2: Convert to fraction form
    501,445.92/751,461.63 = 276,907.44/x
  3. Step 3: Cross multiply
    501,445.92x = 751,461.63 × 276,907.44
  4. Step 4: Simplify right side
    501,445.92x = 208,085,316,221.53
  5. Step 5: Solve for x
    x = 208,085,316,221.53/501,445.92
  6. Step 6: Final answer
    x = 414,970.60

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1.5x scale

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.