Home / 671,534.42-1,007,411.04-198,267.62

Finding the Fourth Proportional to 671,534.42, 1,007,411.04 and 198,267.62

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Solution

The fourth proportional to 671,534.42, 1,007,411.04 and 198,267.62 is: 297,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,534.42 : 1,007,411.04 = 198,267.62 : x
  2. Step 2: Convert to fraction form
    671,534.42/1,007,411.04 = 198,267.62/x
  3. Step 3: Cross multiply
    671,534.42x = 1,007,411.04 × 198,267.62
  4. Step 4: Simplify right side
    671,534.42x = 199,736,984,225.47
  5. Step 5: Solve for x
    x = 199,736,984,225.47/671,534.42
  6. Step 6: Final answer
    x = 297,433.73

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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.