Home / 841,425.96-1,161,167.76-459,453.06

Finding the Fourth Proportional to 841,425.96, 1,161,167.76 and 459,453.06

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Solution

The fourth proportional to 841,425.96, 1,161,167.76 and 459,453.06 is: 634,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,425.96 : 1,161,167.76 = 459,453.06 : x
  2. Step 2: Convert to fraction form
    841,425.96/1,161,167.76 = 459,453.06/x
  3. Step 3: Cross multiply
    841,425.96x = 1,161,167.76 × 459,453.06
  4. Step 4: Simplify right side
    841,425.96x = 533,502,080,505.35
  5. Step 5: Solve for x
    x = 533,502,080,505.35/841,425.96
  6. Step 6: Final answer
    x = 634,045.19

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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.