Home / 651,823.48-977,739.54-252,508.60

Finding the Fourth Proportional to 651,823.48, 977,739.54 and 252,508.60

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Solution

The fourth proportional to 651,823.48, 977,739.54 and 252,508.60 is: 378,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,823.48 : 977,739.54 = 252,508.60 : x
  2. Step 2: Convert to fraction form
    651,823.48/977,739.54 = 252,508.60/x
  3. Step 3: Cross multiply
    651,823.48x = 977,739.54 × 252,508.60
  4. Step 4: Simplify right side
    651,823.48x = 246,887,642,410.04
  5. Step 5: Solve for x
    x = 246,887,642,410.04/651,823.48
  6. Step 6: Final answer
    x = 378,764.57

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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.