Home / 671,569.85-1,007,464.14-198,303.05

Finding the Fourth Proportional to 671,569.85, 1,007,464.14 and 198,303.05

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Solution

The fourth proportional to 671,569.85, 1,007,464.14 and 198,303.05 is: 297,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,569.85 : 1,007,464.14 = 198,303.05 : x
  2. Step 2: Convert to fraction form
    671,569.85/1,007,464.14 = 198,303.05/x
  3. Step 3: Cross multiply
    671,569.85x = 1,007,464.14 × 198,303.05
  4. Step 4: Simplify right side
    671,569.85x = 199,783,214,246.29
  5. Step 5: Solve for x
    x = 199,783,214,246.29/671,569.85
  6. Step 6: Final answer
    x = 297,486.87

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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.