Home / 734,101.98-1,101,581.72-307,601.45

Finding the Fourth Proportional to 734,101.98, 1,101,581.72 and 307,601.45

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Solution

The fourth proportional to 734,101.98, 1,101,581.72 and 307,601.45 is: 461,581.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,101.98 : 1,101,581.72 = 307,601.45 : x
  2. Step 2: Convert to fraction form
    734,101.98/1,101,581.72 = 307,601.45/x
  3. Step 3: Cross multiply
    734,101.98x = 1,101,581.72 × 307,601.45
  4. Step 4: Simplify right side
    734,101.98x = 338,848,127,319.58
  5. Step 5: Solve for x
    x = 338,848,127,319.58/734,101.98
  6. Step 6: Final answer
    x = 461,581.82

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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.