Home / 1,069,288.36-1,603,953.02-349,632.77

Finding the Fourth Proportional to 1,069,288.36, 1,603,953.02 and 349,632.77

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Solution

The fourth proportional to 1,069,288.36, 1,603,953.02 and 349,632.77 is: 524,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,288.36 : 1,603,953.02 = 349,632.77 : x
  2. Step 2: Convert to fraction form
    1,069,288.36/1,603,953.02 = 349,632.77/x
  3. Step 3: Cross multiply
    1,069,288.36x = 1,603,953.02 × 349,632.77
  4. Step 4: Simplify right side
    1,069,288.36x = 560,794,530,186.78
  5. Step 5: Solve for x
    x = 560,794,530,186.78/1,069,288.36
  6. Step 6: Final answer
    x = 524,455.85

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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.