Home / 957,143.98-1,435,743.85-357,990.83

Finding the Fourth Proportional to 957,143.98, 1,435,743.85 and 357,990.83

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Solution

The fourth proportional to 957,143.98, 1,435,743.85 and 357,990.83 is: 536,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,143.98 : 1,435,743.85 = 357,990.83 : x
  2. Step 2: Convert to fraction form
    957,143.98/1,435,743.85 = 357,990.83/x
  3. Step 3: Cross multiply
    957,143.98x = 1,435,743.85 × 357,990.83
  4. Step 4: Simplify right side
    957,143.98x = 513,983,132,528.90
  5. Step 5: Solve for x
    x = 513,983,132,528.90/957,143.98
  6. Step 6: Final answer
    x = 536,996.67

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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.