Home / 946,376.56-1,306,074.18-538,495.57

Finding the Fourth Proportional to 946,376.56, 1,306,074.18 and 538,495.57

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Solution

The fourth proportional to 946,376.56, 1,306,074.18 and 538,495.57 is: 743,166.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,376.56 : 1,306,074.18 = 538,495.57 : x
  2. Step 2: Convert to fraction form
    946,376.56/1,306,074.18 = 538,495.57/x
  3. Step 3: Cross multiply
    946,376.56x = 1,306,074.18 × 538,495.57
  4. Step 4: Simplify right side
    946,376.56x = 703,315,160,021.38
  5. Step 5: Solve for x
    x = 703,315,160,021.38/946,376.56
  6. Step 6: Final answer
    x = 743,166.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.