Home / 841,588.47-1,161,255.96-479,017.89

Finding the Fourth Proportional to 841,588.47, 1,161,255.96 and 479,017.89

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Solution

The fourth proportional to 841,588.47, 1,161,255.96 and 479,017.89 is: 660,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,588.47 : 1,161,255.96 = 479,017.89 : x
  2. Step 2: Convert to fraction form
    841,588.47/1,161,255.96 = 479,017.89/x
  3. Step 3: Cross multiply
    841,588.47x = 1,161,255.96 × 479,017.89
  4. Step 4: Simplify right side
    841,588.47x = 556,262,379,709.12
  5. Step 5: Solve for x
    x = 556,262,379,709.12/841,588.47
  6. Step 6: Final answer
    x = 660,967.21

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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.