Home / 1,105,005-1,657,764.68-346,804.90

Finding the Fourth Proportional to 1,105,005, 1,657,764.68 and 346,804.90

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Solution

The fourth proportional to 1,105,005, 1,657,764.68 and 346,804.90 is: 520,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,005 : 1,657,764.68 = 346,804.90 : x
  2. Step 2: Convert to fraction form
    1,105,005/1,657,764.68 = 346,804.90/x
  3. Step 3: Cross multiply
    1,105,005x = 1,657,764.68 × 346,804.90
  4. Step 4: Simplify right side
    1,105,005x = 574,920,914,070.93
  5. Step 5: Solve for x
    x = 574,920,914,070.93/1,105,005
  6. Step 6: Final answer
    x = 520,288.07

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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.