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Finding the Fourth Proportional to 501,330.35, 751,762.24 and 185,702.51

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Solution

The fourth proportional to 501,330.35, 751,762.24 and 185,702.51 is: 278,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,330.35 : 751,762.24 = 185,702.51 : x
  2. Step 2: Convert to fraction form
    501,330.35/751,762.24 = 185,702.51/x
  3. Step 3: Cross multiply
    501,330.35x = 751,762.24 × 185,702.51
  4. Step 4: Simplify right side
    501,330.35x = 139,604,130,203.90
  5. Step 5: Solve for x
    x = 139,604,130,203.90/501,330.35
  6. Step 6: Final answer
    x = 278,467.35

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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.