Home / 1,029,405.63-1,544,302.59-389,900.82

Finding the Fourth Proportional to 1,029,405.63, 1,544,302.59 and 389,900.82

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Solution

The fourth proportional to 1,029,405.63, 1,544,302.59 and 389,900.82 is: 584,924.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,405.63 : 1,544,302.59 = 389,900.82 : x
  2. Step 2: Convert to fraction form
    1,029,405.63/1,544,302.59 = 389,900.82/x
  3. Step 3: Cross multiply
    1,029,405.63x = 1,544,302.59 × 389,900.82
  4. Step 4: Simplify right side
    1,029,405.63x = 602,124,846,169.12
  5. Step 5: Solve for x
    x = 602,124,846,169.12/1,029,405.63
  6. Step 6: Final answer
    x = 584,924.76

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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.