Home / 1,042,530.32-1,563,993.72-359,235.92

Finding the Fourth Proportional to 1,042,530.32, 1,563,993.72 and 359,235.92

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Solution

The fourth proportional to 1,042,530.32, 1,563,993.72 and 359,235.92 is: 538,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,530.32 : 1,563,993.72 = 359,235.92 : x
  2. Step 2: Convert to fraction form
    1,042,530.32/1,563,993.72 = 359,235.92/x
  3. Step 3: Cross multiply
    1,042,530.32x = 1,563,993.72 × 359,235.92
  4. Step 4: Simplify right side
    1,042,530.32x = 561,842,722,878.42
  5. Step 5: Solve for x
    x = 561,842,722,878.42/1,042,530.32
  6. Step 6: Final answer
    x = 538,922.19

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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.