Home / 718,392.92-1,075,958.16-557,174.72

Finding the Fourth Proportional to 718,392.92, 1,075,958.16 and 557,174.72

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Solution

The fourth proportional to 718,392.92, 1,075,958.16 and 557,174.72 is: 834,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,392.92 : 1,075,958.16 = 557,174.72 : x
  2. Step 2: Convert to fraction form
    718,392.92/1,075,958.16 = 557,174.72/x
  3. Step 3: Cross multiply
    718,392.92x = 1,075,958.16 × 557,174.72
  4. Step 4: Simplify right side
    718,392.92x = 599,496,686,529.72
  5. Step 5: Solve for x
    x = 599,496,686,529.72/718,392.92
  6. Step 6: Final answer
    x = 834,496.93

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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.