Home / 946,819.60-1,420,229.40-735,312.40

Finding the Fourth Proportional to 946,819.60, 1,420,229.40 and 735,312.40

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Solution

The fourth proportional to 946,819.60, 1,420,229.40 and 735,312.40 is: 1,102,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,819.60 : 1,420,229.40 = 735,312.40 : x
  2. Step 2: Convert to fraction form
    946,819.60/1,420,229.40 = 735,312.40/x
  3. Step 3: Cross multiply
    946,819.60x = 1,420,229.40 × 735,312.40
  4. Step 4: Simplify right side
    946,819.60x = 1,044,312,288,664.56
  5. Step 5: Solve for x
    x = 1,044,312,288,664.56/946,819.60
  6. Step 6: Final answer
    x = 1,102,968.60

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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.