Home / 899,649.59-1,349,710.68-323,331.03

Finding the Fourth Proportional to 899,649.59, 1,349,710.68 and 323,331.03

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Solution

The fourth proportional to 899,649.59, 1,349,710.68 and 323,331.03 is: 485,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,649.59 : 1,349,710.68 = 323,331.03 : x
  2. Step 2: Convert to fraction form
    899,649.59/1,349,710.68 = 323,331.03/x
  3. Step 3: Cross multiply
    899,649.59x = 1,349,710.68 × 323,331.03
  4. Step 4: Simplify right side
    899,649.59x = 436,403,344,366.40
  5. Step 5: Solve for x
    x = 436,403,344,366.40/899,649.59
  6. Step 6: Final answer
    x = 485,081.47

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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.