Home / 971,970.16-1,457,900.75-298,049.62

Finding the Fourth Proportional to 971,970.16, 1,457,900.75 and 298,049.62

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Solution

The fourth proportional to 971,970.16, 1,457,900.75 and 298,049.62 is: 447,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,970.16 : 1,457,900.75 = 298,049.62 : x
  2. Step 2: Convert to fraction form
    971,970.16/1,457,900.75 = 298,049.62/x
  3. Step 3: Cross multiply
    971,970.16x = 1,457,900.75 × 298,049.62
  4. Step 4: Simplify right side
    971,970.16x = 434,526,762,505.79
  5. Step 5: Solve for x
    x = 434,526,762,505.79/971,970.16
  6. Step 6: Final answer
    x = 447,057.72

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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.