Home / 736,219.83-1,104,116.37-286,840.54

Finding the Fourth Proportional to 736,219.83, 1,104,116.37 and 286,840.54

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Solution

The fourth proportional to 736,219.83, 1,104,116.37 and 286,840.54 is: 430,177.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,219.83 : 1,104,116.37 = 286,840.54 : x
  2. Step 2: Convert to fraction form
    736,219.83/1,104,116.37 = 286,840.54/x
  3. Step 3: Cross multiply
    736,219.83x = 1,104,116.37 × 286,840.54
  4. Step 4: Simplify right side
    736,219.83x = 316,705,336,098.13
  5. Step 5: Solve for x
    x = 316,705,336,098.13/736,219.83
  6. Step 6: Final answer
    x = 430,177.67

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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.