Home / 434,559.20-651,838.80-247,935.20

Finding the Fourth Proportional to 434,559.20, 651,838.80 and 247,935.20

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Solution

The fourth proportional to 434,559.20, 651,838.80 and 247,935.20 is: 371,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,559.20 : 651,838.80 = 247,935.20 : x
  2. Step 2: Convert to fraction form
    434,559.20/651,838.80 = 247,935.20/x
  3. Step 3: Cross multiply
    434,559.20x = 651,838.80 × 247,935.20
  4. Step 4: Simplify right side
    434,559.20x = 161,613,783,245.76
  5. Step 5: Solve for x
    x = 161,613,783,245.76/434,559.20
  6. Step 6: Final answer
    x = 371,902.80

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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.