Home / 511,648.02-767,566.80-174,670.20

Finding the Fourth Proportional to 511,648.02, 767,566.80 and 174,670.20

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Solution

The fourth proportional to 511,648.02, 767,566.80 and 174,670.20 is: 262,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,648.02 : 767,566.80 = 174,670.20 : x
  2. Step 2: Convert to fraction form
    511,648.02/767,566.80 = 174,670.20/x
  3. Step 3: Cross multiply
    511,648.02x = 767,566.80 × 174,670.20
  4. Step 4: Simplify right side
    511,648.02x = 134,071,046,469.36
  5. Step 5: Solve for x
    x = 134,071,046,469.36/511,648.02
  6. Step 6: Final answer
    x = 262,037.65

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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.