Home / 901,181.89-1,243,546.59-538,533.55

Finding the Fourth Proportional to 901,181.89, 1,243,546.59 and 538,533.55

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Solution

The fourth proportional to 901,181.89, 1,243,546.59 and 538,533.55 is: 743,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,181.89 : 1,243,546.59 = 538,533.55 : x
  2. Step 2: Convert to fraction form
    901,181.89/1,243,546.59 = 538,533.55/x
  3. Step 3: Cross multiply
    901,181.89x = 1,243,546.59 × 538,533.55
  4. Step 4: Simplify right side
    901,181.89x = 669,691,559,703.10
  5. Step 5: Solve for x
    x = 669,691,559,703.10/901,181.89
  6. Step 6: Final answer
    x = 743,125.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.