Home / 957,400.78-1,436,347.23-358,370.50

Finding the Fourth Proportional to 957,400.78, 1,436,347.23 and 358,370.50

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Solution

The fourth proportional to 957,400.78, 1,436,347.23 and 358,370.50 is: 537,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,400.78 : 1,436,347.23 = 358,370.50 : x
  2. Step 2: Convert to fraction form
    957,400.78/1,436,347.23 = 358,370.50/x
  3. Step 3: Cross multiply
    957,400.78x = 1,436,347.23 × 358,370.50
  4. Step 4: Simplify right side
    957,400.78x = 514,744,474,988.72
  5. Step 5: Solve for x
    x = 514,744,474,988.72/957,400.78
  6. Step 6: Final answer
    x = 537,647.85

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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.