Home / 710,363.36-1,065,536.93-204,907.66

Finding the Fourth Proportional to 710,363.36, 1,065,536.93 and 204,907.66

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Solution

The fourth proportional to 710,363.36, 1,065,536.93 and 204,907.66 is: 307,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,363.36 : 1,065,536.93 = 204,907.66 : x
  2. Step 2: Convert to fraction form
    710,363.36/1,065,536.93 = 204,907.66/x
  3. Step 3: Cross multiply
    710,363.36x = 1,065,536.93 × 204,907.66
  4. Step 4: Simplify right side
    710,363.36x = 218,336,678,969.88
  5. Step 5: Solve for x
    x = 218,336,678,969.88/710,363.36
  6. Step 6: Final answer
    x = 307,359.15

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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.