Home / 980,168.20-1,470,252.30-731,336.20

Finding the Fourth Proportional to 980,168.20, 1,470,252.30 and 731,336.20

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Solution

The fourth proportional to 980,168.20, 1,470,252.30 and 731,336.20 is: 1,097,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,168.20 : 1,470,252.30 = 731,336.20 : x
  2. Step 2: Convert to fraction form
    980,168.20/1,470,252.30 = 731,336.20/x
  3. Step 3: Cross multiply
    980,168.20x = 1,470,252.30 × 731,336.20
  4. Step 4: Simplify right side
    980,168.20x = 1,075,248,730,123.26
  5. Step 5: Solve for x
    x = 1,075,248,730,123.26/980,168.20
  6. Step 6: Final answer
    x = 1,097,004.30

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Double scale
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Similar ratio
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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.