Home / 725,176.42-1,000,421.49-483,222.94

Finding the Fourth Proportional to 725,176.42, 1,000,421.49 and 483,222.94

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Solution

The fourth proportional to 725,176.42, 1,000,421.49 and 483,222.94 is: 666,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,176.42 : 1,000,421.49 = 483,222.94 : x
  2. Step 2: Convert to fraction form
    725,176.42/1,000,421.49 = 483,222.94/x
  3. Step 3: Cross multiply
    725,176.42x = 1,000,421.49 × 483,222.94
  4. Step 4: Simplify right side
    725,176.42x = 483,426,613,636.98
  5. Step 5: Solve for x
    x = 483,426,613,636.98/725,176.42
  6. Step 6: Final answer
    x = 666,633.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.