Home / 740,752.49-1,110,271.01-340,553.36

Finding the Fourth Proportional to 740,752.49, 1,110,271.01 and 340,553.36

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Solution

The fourth proportional to 740,752.49, 1,110,271.01 and 340,553.36 is: 510,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,752.49 : 1,110,271.01 = 340,553.36 : x
  2. Step 2: Convert to fraction form
    740,752.49/1,110,271.01 = 340,553.36/x
  3. Step 3: Cross multiply
    740,752.49x = 1,110,271.01 × 340,553.36
  4. Step 4: Simplify right side
    740,752.49x = 378,106,522,966.09
  5. Step 5: Solve for x
    x = 378,106,522,966.09/740,752.49
  6. Step 6: Final answer
    x = 510,435.71

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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.