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Finding the Fourth Proportional to 416,531.02, 624,820.73 and 117,034.93

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Solution

The fourth proportional to 416,531.02, 624,820.73 and 117,034.93 is: 175,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,531.02 : 624,820.73 = 117,034.93 : x
  2. Step 2: Convert to fraction form
    416,531.02/624,820.73 = 117,034.93/x
  3. Step 3: Cross multiply
    416,531.02x = 624,820.73 × 117,034.93
  4. Step 4: Simplify right side
    416,531.02x = 73,125,850,398.10
  5. Step 5: Solve for x
    x = 73,125,850,398.10/416,531.02
  6. Step 6: Final answer
    x = 175,559.19

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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.