Home / 768,281.08-1,152,335.32-294,634.12

Finding the Fourth Proportional to 768,281.08, 1,152,335.32 and 294,634.12

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Solution

The fourth proportional to 768,281.08, 1,152,335.32 and 294,634.12 is: 441,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,281.08 : 1,152,335.32 = 294,634.12 : x
  2. Step 2: Convert to fraction form
    768,281.08/1,152,335.32 = 294,634.12/x
  3. Step 3: Cross multiply
    768,281.08x = 1,152,335.32 × 294,634.12
  4. Step 4: Simplify right side
    768,281.08x = 339,517,302,953.12
  5. Step 5: Solve for x
    x = 339,517,302,953.12/768,281.08
  6. Step 6: Final answer
    x = 441,918.08

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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.