Home / 971,903.80-1,457,418.30-372,665.80

Finding the Fourth Proportional to 971,903.80, 1,457,418.30 and 372,665.80

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Solution

The fourth proportional to 971,903.80, 1,457,418.30 and 372,665.80 is: 558,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,903.80 : 1,457,418.30 = 372,665.80 : x
  2. Step 2: Convert to fraction form
    971,903.80/1,457,418.30 = 372,665.80/x
  3. Step 3: Cross multiply
    971,903.80x = 1,457,418.30 × 372,665.80
  4. Step 4: Simplify right side
    971,903.80x = 543,129,956,704.14
  5. Step 5: Solve for x
    x = 543,129,956,704.14/971,903.80
  6. Step 6: Final answer
    x = 558,830.98

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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.