Home / 1,069,161.34-1,603,981.36-359,170.02

Finding the Fourth Proportional to 1,069,161.34, 1,603,981.36 and 359,170.02

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Solution

The fourth proportional to 1,069,161.34, 1,603,981.36 and 359,170.02 is: 538,835.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,161.34 : 1,603,981.36 = 359,170.02 : x
  2. Step 2: Convert to fraction form
    1,069,161.34/1,603,981.36 = 359,170.02/x
  3. Step 3: Cross multiply
    1,069,161.34x = 1,603,981.36 × 359,170.02
  4. Step 4: Simplify right side
    1,069,161.34x = 576,102,009,130.92
  5. Step 5: Solve for x
    x = 576,102,009,130.92/1,069,161.34
  6. Step 6: Final answer
    x = 538,835.43

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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.