Home / 671,920.62-1,008,030.42-245,455.62

Finding the Fourth Proportional to 671,920.62, 1,008,030.42 and 245,455.62

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Solution

The fourth proportional to 671,920.62, 1,008,030.42 and 245,455.62 is: 368,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,920.62 : 1,008,030.42 = 245,455.62 : x
  2. Step 2: Convert to fraction form
    671,920.62/1,008,030.42 = 245,455.62/x
  3. Step 3: Cross multiply
    671,920.62x = 1,008,030.42 × 245,455.62
  4. Step 4: Simplify right side
    671,920.62x = 247,426,727,939.85
  5. Step 5: Solve for x
    x = 247,426,727,939.85/671,920.62
  6. Step 6: Final answer
    x = 368,238.04

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1.5x scale

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.