Home / 652,350.08-899,409.96-422,501.36

Finding the Fourth Proportional to 652,350.08, 899,409.96 and 422,501.36

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Solution

The fourth proportional to 652,350.08, 899,409.96 and 422,501.36 is: 582,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,350.08 : 899,409.96 = 422,501.36 : x
  2. Step 2: Convert to fraction form
    652,350.08/899,409.96 = 422,501.36/x
  3. Step 3: Cross multiply
    652,350.08x = 899,409.96 × 422,501.36
  4. Step 4: Simplify right side
    652,350.08x = 380,001,931,297.55
  5. Step 5: Solve for x
    x = 380,001,931,297.55/652,350.08
  6. Step 6: Final answer
    x = 582,512.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.