Home / 763,577.66-1,144,860.92-364,280.06

Finding the Fourth Proportional to 763,577.66, 1,144,860.92 and 364,280.06

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Solution

The fourth proportional to 763,577.66, 1,144,860.92 and 364,280.06 is: 546,178.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,577.66 : 1,144,860.92 = 364,280.06 : x
  2. Step 2: Convert to fraction form
    763,577.66/1,144,860.92 = 364,280.06/x
  3. Step 3: Cross multiply
    763,577.66x = 1,144,860.92 × 364,280.06
  4. Step 4: Simplify right side
    763,577.66x = 417,049,999,815.65
  5. Step 5: Solve for x
    x = 417,049,999,815.65/763,577.66
  6. Step 6: Final answer
    x = 546,178.89

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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.