Home / 673,817.11-929,532.02-401,693.24

Finding the Fourth Proportional to 673,817.11, 929,532.02 and 401,693.24

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Solution

The fourth proportional to 673,817.11, 929,532.02 and 401,693.24 is: 554,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,817.11 : 929,532.02 = 401,693.24 : x
  2. Step 2: Convert to fraction form
    673,817.11/929,532.02 = 401,693.24/x
  3. Step 3: Cross multiply
    673,817.11x = 929,532.02 × 401,693.24
  4. Step 4: Simplify right side
    673,817.11x = 373,386,729,112.91
  5. Step 5: Solve for x
    x = 373,386,729,112.91/673,817.11
  6. Step 6: Final answer
    x = 554,136.61

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Why These Related Problems?

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