Home / 1,116,720.14-1,674,263.52-358,129.82

Finding the Fourth Proportional to 1,116,720.14, 1,674,263.52 and 358,129.82

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Solution

The fourth proportional to 1,116,720.14, 1,674,263.52 and 358,129.82 is: 536,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,720.14 : 1,674,263.52 = 358,129.82 : x
  2. Step 2: Convert to fraction form
    1,116,720.14/1,674,263.52 = 358,129.82/x
  3. Step 3: Cross multiply
    1,116,720.14x = 1,674,263.52 × 358,129.82
  4. Step 4: Simplify right side
    1,116,720.14x = 599,603,697,235.83
  5. Step 5: Solve for x
    x = 599,603,697,235.83/1,116,720.14
  6. Step 6: Final answer
    x = 536,932.83

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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.