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Finding the Fourth Proportional to 434,554.60, 651,831.90 and 434,554.60

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Solution

The fourth proportional to 434,554.60, 651,831.90 and 434,554.60 is: 651,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,554.60 : 651,831.90 = 434,554.60 : x
  2. Step 2: Convert to fraction form
    434,554.60/651,831.90 = 434,554.60/x
  3. Step 3: Cross multiply
    434,554.60x = 651,831.90 × 434,554.60
  4. Step 4: Simplify right side
    434,554.60x = 283,256,550,571.74
  5. Step 5: Solve for x
    x = 283,256,550,571.74/434,554.60
  6. Step 6: Final answer
    x = 651,831.90

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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.