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Finding the Fourth Proportional to 467,048.90, 700,573.98 and 130,090.52

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Solution

The fourth proportional to 467,048.90, 700,573.98 and 130,090.52 is: 195,135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,048.90 : 700,573.98 = 130,090.52 : x
  2. Step 2: Convert to fraction form
    467,048.90/700,573.98 = 130,090.52/x
  3. Step 3: Cross multiply
    467,048.90x = 700,573.98 × 130,090.52
  4. Step 4: Simplify right side
    467,048.90x = 91,138,033,356.67
  5. Step 5: Solve for x
    x = 91,138,033,356.67/467,048.90
  6. Step 6: Final answer
    x = 195,135.96

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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.