Home / 956,601.60-1,435,104.78-316,869.09

Finding the Fourth Proportional to 956,601.60, 1,435,104.78 and 316,869.09

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Solution

The fourth proportional to 956,601.60, 1,435,104.78 and 316,869.09 is: 475,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,601.60 : 1,435,104.78 = 316,869.09 : x
  2. Step 2: Convert to fraction form
    956,601.60/1,435,104.78 = 316,869.09/x
  3. Step 3: Cross multiply
    956,601.60x = 1,435,104.78 × 316,869.09
  4. Step 4: Simplify right side
    956,601.60x = 454,740,345,693.25
  5. Step 5: Solve for x
    x = 454,740,345,693.25/956,601.60
  6. Step 6: Final answer
    x = 475,370.67

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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.