Home / 777,043.62-1,165,752.08-297,263.58

Finding the Fourth Proportional to 777,043.62, 1,165,752.08 and 297,263.58

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Solution

The fourth proportional to 777,043.62, 1,165,752.08 and 297,263.58 is: 445,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,043.62 : 1,165,752.08 = 297,263.58 : x
  2. Step 2: Convert to fraction form
    777,043.62/1,165,752.08 = 297,263.58/x
  3. Step 3: Cross multiply
    777,043.62x = 1,165,752.08 × 297,263.58
  4. Step 4: Simplify right side
    777,043.62x = 346,535,634,392.72
  5. Step 5: Solve for x
    x = 346,535,634,392.72/777,043.62
  6. Step 6: Final answer
    x = 445,966.77

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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.