Home / 957,369.60-1,434,304.80-778,910.40

Finding the Fourth Proportional to 957,369.60, 1,434,304.80 and 778,910.40

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Solution

The fourth proportional to 957,369.60, 1,434,304.80 and 778,910.40 is: 1,166,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,369.60 : 1,434,304.80 = 778,910.40 : x
  2. Step 2: Convert to fraction form
    957,369.60/1,434,304.80 = 778,910.40/x
  3. Step 3: Cross multiply
    957,369.60x = 1,434,304.80 × 778,910.40
  4. Step 4: Simplify right side
    957,369.60x = 1,117,194,925,489.92
  5. Step 5: Solve for x
    x = 1,117,194,925,489.92/957,369.60
  6. Step 6: Final answer
    x = 1,166,942.14

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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.