Home / 971,945.22-1,457,751.66-261,807.18

Finding the Fourth Proportional to 971,945.22, 1,457,751.66 and 261,807.18

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Solution

The fourth proportional to 971,945.22, 1,457,751.66 and 261,807.18 is: 392,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,945.22 : 1,457,751.66 = 261,807.18 : x
  2. Step 2: Convert to fraction form
    971,945.22/1,457,751.66 = 261,807.18/x
  3. Step 3: Cross multiply
    971,945.22x = 1,457,751.66 × 261,807.18
  4. Step 4: Simplify right side
    971,945.22x = 381,649,851,244.92
  5. Step 5: Solve for x
    x = 381,649,851,244.92/971,945.22
  6. Step 6: Final answer
    x = 392,666.01

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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.