Home / 746,546.60-1,030,189.92-424,211.96

Finding the Fourth Proportional to 746,546.60, 1,030,189.92 and 424,211.96

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Solution

The fourth proportional to 746,546.60, 1,030,189.92 and 424,211.96 is: 585,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,546.60 : 1,030,189.92 = 424,211.96 : x
  2. Step 2: Convert to fraction form
    746,546.60/1,030,189.92 = 424,211.96/x
  3. Step 3: Cross multiply
    746,546.60x = 1,030,189.92 × 424,211.96
  4. Step 4: Simplify right side
    746,546.60x = 437,018,885,135.44
  5. Step 5: Solve for x
    x = 437,018,885,135.44/746,546.60
  6. Step 6: Final answer
    x = 585,387.28

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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.