Home / 738,014.40-1,104,397.20-675,028.80

Finding the Fourth Proportional to 738,014.40, 1,104,397.20 and 675,028.80

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Solution

The fourth proportional to 738,014.40, 1,104,397.20 and 675,028.80 is: 1,010,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,014.40 : 1,104,397.20 = 675,028.80 : x
  2. Step 2: Convert to fraction form
    738,014.40/1,104,397.20 = 675,028.80/x
  3. Step 3: Cross multiply
    738,014.40x = 1,104,397.20 × 675,028.80
  4. Step 4: Simplify right side
    738,014.40x = 745,499,916,639.36
  5. Step 5: Solve for x
    x = 745,499,916,639.36/738,014.40
  6. Step 6: Final answer
    x = 1,010,142.78

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1.5x scale

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.