Home / 1,130,244.46-1,695,454.20-320,615.23

Finding the Fourth Proportional to 1,130,244.46, 1,695,454.20 and 320,615.23

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Solution

The fourth proportional to 1,130,244.46, 1,695,454.20 and 320,615.23 is: 480,947.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,244.46 : 1,695,454.20 = 320,615.23 : x
  2. Step 2: Convert to fraction form
    1,130,244.46/1,695,454.20 = 320,615.23/x
  3. Step 3: Cross multiply
    1,130,244.46x = 1,695,454.20 × 320,615.23
  4. Step 4: Simplify right side
    1,130,244.46x = 543,588,438,287.47
  5. Step 5: Solve for x
    x = 543,588,438,287.47/1,130,244.46
  6. Step 6: Final answer
    x = 480,947.67

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Double scale
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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.