Home / 740,251-1,110,385.59-260,493.13

Finding the Fourth Proportional to 740,251, 1,110,385.59 and 260,493.13

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Solution

The fourth proportional to 740,251, 1,110,385.59 and 260,493.13 is: 390,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,251 : 1,110,385.59 = 260,493.13 : x
  2. Step 2: Convert to fraction form
    740,251/1,110,385.59 = 260,493.13/x
  3. Step 3: Cross multiply
    740,251x = 1,110,385.59 × 260,493.13
  4. Step 4: Simplify right side
    740,251x = 289,247,817,846.00
  5. Step 5: Solve for x
    x = 289,247,817,846.00/740,251
  6. Step 6: Final answer
    x = 390,742.89

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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.