Home / 959,171.09-1,323,655.90-529,451.10

Finding the Fourth Proportional to 959,171.09, 1,323,655.90 and 529,451.10

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Solution

The fourth proportional to 959,171.09, 1,323,655.90 and 529,451.10 is: 730,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,171.09 : 1,323,655.90 = 529,451.10 : x
  2. Step 2: Convert to fraction form
    959,171.09/1,323,655.90 = 529,451.10/x
  3. Step 3: Cross multiply
    959,171.09x = 1,323,655.90 × 529,451.10
  4. Step 4: Simplify right side
    959,171.09x = 700,811,072,276.49
  5. Step 5: Solve for x
    x = 700,811,072,276.49/959,171.09
  6. Step 6: Final answer
    x = 730,642.41

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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.