Home / 1,069,035.52-1,603,655.08-300,531.28

Finding the Fourth Proportional to 1,069,035.52, 1,603,655.08 and 300,531.28

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Solution

The fourth proportional to 1,069,035.52, 1,603,655.08 and 300,531.28 is: 450,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,035.52 : 1,603,655.08 = 300,531.28 : x
  2. Step 2: Convert to fraction form
    1,069,035.52/1,603,655.08 = 300,531.28/x
  3. Step 3: Cross multiply
    1,069,035.52x = 1,603,655.08 × 300,531.28
  4. Step 4: Simplify right side
    1,069,035.52x = 481,948,513,870.90
  5. Step 5: Solve for x
    x = 481,948,513,870.90/1,069,035.52
  6. Step 6: Final answer
    x = 450,825.54

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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.