Home / 434,537.20-651,805.80-359,887.60

Finding the Fourth Proportional to 434,537.20, 651,805.80 and 359,887.60

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Solution

The fourth proportional to 434,537.20, 651,805.80 and 359,887.60 is: 539,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,537.20 : 651,805.80 = 359,887.60 : x
  2. Step 2: Convert to fraction form
    434,537.20/651,805.80 = 359,887.60/x
  3. Step 3: Cross multiply
    434,537.20x = 651,805.80 × 359,887.60
  4. Step 4: Simplify right side
    434,537.20x = 234,576,825,028.08
  5. Step 5: Solve for x
    x = 234,576,825,028.08/434,537.20
  6. Step 6: Final answer
    x = 539,831.40

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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.