Home / 772,617.14-1,159,244.58-417,212.63

Finding the Fourth Proportional to 772,617.14, 1,159,244.58 and 417,212.63

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Solution

The fourth proportional to 772,617.14, 1,159,244.58 and 417,212.63 is: 625,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,617.14 : 1,159,244.58 = 417,212.63 : x
  2. Step 2: Convert to fraction form
    772,617.14/1,159,244.58 = 417,212.63/x
  3. Step 3: Cross multiply
    772,617.14x = 1,159,244.58 × 417,212.63
  4. Step 4: Simplify right side
    772,617.14x = 483,651,474,238.82
  5. Step 5: Solve for x
    x = 483,651,474,238.82/772,617.14
  6. Step 6: Final answer
    x = 625,991.13

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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.