Home / 1,309,929.66-1,964,894.40-363,300.36

Finding the Fourth Proportional to 1,309,929.66, 1,964,894.40 and 363,300.36

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Solution

The fourth proportional to 1,309,929.66, 1,964,894.40 and 363,300.36 is: 544,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,929.66 : 1,964,894.40 = 363,300.36 : x
  2. Step 2: Convert to fraction form
    1,309,929.66/1,964,894.40 = 363,300.36/x
  3. Step 3: Cross multiply
    1,309,929.66x = 1,964,894.40 × 363,300.36
  4. Step 4: Simplify right side
    1,309,929.66x = 713,846,842,881.98
  5. Step 5: Solve for x
    x = 713,846,842,881.98/1,309,929.66
  6. Step 6: Final answer
    x = 544,950.52

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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.