Home / 1,039,568.79-1,558,442.10-499,556.10

Finding the Fourth Proportional to 1,039,568.79, 1,558,442.10 and 499,556.10

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Solution

The fourth proportional to 1,039,568.79, 1,558,442.10 and 499,556.10 is: 748,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,568.79 : 1,558,442.10 = 499,556.10 : x
  2. Step 2: Convert to fraction form
    1,039,568.79/1,558,442.10 = 499,556.10/x
  3. Step 3: Cross multiply
    1,039,568.79x = 1,558,442.10 × 499,556.10
  4. Step 4: Simplify right side
    1,039,568.79x = 778,529,257,551.81
  5. Step 5: Solve for x
    x = 778,529,257,551.81/1,039,568.79
  6. Step 6: Final answer
    x = 748,896.34

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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.