Home / 434,056.80-651,279.60-197,277.60

Finding the Fourth Proportional to 434,056.80, 651,279.60 and 197,277.60

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Solution

The fourth proportional to 434,056.80, 651,279.60 and 197,277.60 is: 296,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,056.80 : 651,279.60 = 197,277.60 : x
  2. Step 2: Convert to fraction form
    434,056.80/651,279.60 = 197,277.60/x
  3. Step 3: Cross multiply
    434,056.80x = 651,279.60 × 197,277.60
  4. Step 4: Simplify right side
    434,056.80x = 128,482,876,416.96
  5. Step 5: Solve for x
    x = 128,482,876,416.96/434,056.80
  6. Step 6: Final answer
    x = 296,004.75

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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.