Home / 772,619.14-1,159,247.58-417,214.63

Finding the Fourth Proportional to 772,619.14, 1,159,247.58 and 417,214.63

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Solution

The fourth proportional to 772,619.14, 1,159,247.58 and 417,214.63 is: 625,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,619.14 : 1,159,247.58 = 417,214.63 : x
  2. Step 2: Convert to fraction form
    772,619.14/1,159,247.58 = 417,214.63/x
  3. Step 3: Cross multiply
    772,619.14x = 1,159,247.58 × 417,214.63
  4. Step 4: Simplify right side
    772,619.14x = 483,655,050,168.10
  5. Step 5: Solve for x
    x = 483,655,050,168.10/772,619.14
  6. Step 6: Final answer
    x = 625,994.13

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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.