Home / 434,469.20-651,703.80-292,751.60

Finding the Fourth Proportional to 434,469.20, 651,703.80 and 292,751.60

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Solution

The fourth proportional to 434,469.20, 651,703.80 and 292,751.60 is: 439,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,469.20 : 651,703.80 = 292,751.60 : x
  2. Step 2: Convert to fraction form
    434,469.20/651,703.80 = 292,751.60/x
  3. Step 3: Cross multiply
    434,469.20x = 651,703.80 × 292,751.60
  4. Step 4: Simplify right side
    434,469.20x = 190,787,330,176.08
  5. Step 5: Solve for x
    x = 190,787,330,176.08/434,469.20
  6. Step 6: Final answer
    x = 439,127.40

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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.