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Finding the Fourth Proportional to 360,848.48, 497,967.80 and 199,699.44

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Solution

The fourth proportional to 360,848.48, 497,967.80 and 199,699.44 is: 275,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,848.48 : 497,967.80 = 199,699.44 : x
  2. Step 2: Convert to fraction form
    360,848.48/497,967.80 = 199,699.44/x
  3. Step 3: Cross multiply
    360,848.48x = 497,967.80 × 199,699.44
  4. Step 4: Simplify right side
    360,848.48x = 99,443,890,798.03
  5. Step 5: Solve for x
    x = 99,443,890,798.03/360,848.48
  6. Step 6: Final answer
    x = 275,583.51

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1.5x scale

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.