Home / 1,022,360.18-1,410,838.52-557,218.08

Finding the Fourth Proportional to 1,022,360.18, 1,410,838.52 and 557,218.08

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Solution

The fourth proportional to 1,022,360.18, 1,410,838.52 and 557,218.08 is: 768,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,360.18 : 1,410,838.52 = 557,218.08 : x
  2. Step 2: Convert to fraction form
    1,022,360.18/1,410,838.52 = 557,218.08/x
  3. Step 3: Cross multiply
    1,022,360.18x = 1,410,838.52 × 557,218.08
  4. Step 4: Simplify right side
    1,022,360.18x = 786,144,728,518.35
  5. Step 5: Solve for x
    x = 786,144,728,518.35/1,022,360.18
  6. Step 6: Final answer
    x = 768,950.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.