Home / 967,139.20-1,451,185.60-435,036.80

Finding the Fourth Proportional to 967,139.20, 1,451,185.60 and 435,036.80

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Solution

The fourth proportional to 967,139.20, 1,451,185.60 and 435,036.80 is: 652,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,139.20 : 1,451,185.60 = 435,036.80 : x
  2. Step 2: Convert to fraction form
    967,139.20/1,451,185.60 = 435,036.80/x
  3. Step 3: Cross multiply
    967,139.20x = 1,451,185.60 × 435,036.80
  4. Step 4: Simplify right side
    967,139.20x = 631,319,139,630.08
  5. Step 5: Solve for x
    x = 631,319,139,630.08/967,139.20
  6. Step 6: Final answer
    x = 652,769.67

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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.