Home / 1,011,271.76-1,516,998.36-263,324.24

Finding the Fourth Proportional to 1,011,271.76, 1,516,998.36 and 263,324.24

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Solution

The fourth proportional to 1,011,271.76, 1,516,998.36 and 263,324.24 is: 395,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,271.76 : 1,516,998.36 = 263,324.24 : x
  2. Step 2: Convert to fraction form
    1,011,271.76/1,516,998.36 = 263,324.24/x
  3. Step 3: Cross multiply
    1,011,271.76x = 1,516,998.36 × 263,324.24
  4. Step 4: Simplify right side
    1,011,271.76x = 399,462,440,228.25
  5. Step 5: Solve for x
    x = 399,462,440,228.25/1,011,271.76
  6. Step 6: Final answer
    x = 395,009.98

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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.