Home / 772,457.45-1,159,006.26-417,053.75

Finding the Fourth Proportional to 772,457.45, 1,159,006.26 and 417,053.75

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Solution

The fourth proportional to 772,457.45, 1,159,006.26 and 417,053.75 is: 625,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,457.45 : 1,159,006.26 = 417,053.75 : x
  2. Step 2: Convert to fraction form
    772,457.45/1,159,006.26 = 417,053.75/x
  3. Step 3: Cross multiply
    772,457.45x = 1,159,006.26 × 417,053.75
  4. Step 4: Simplify right side
    772,457.45x = 483,367,907,006.48
  5. Step 5: Solve for x
    x = 483,367,907,006.48/772,457.45
  6. Step 6: Final answer
    x = 625,753.44

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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.