Home / 676,174.44-933,145.80-385,833.18

Finding the Fourth Proportional to 676,174.44, 933,145.80 and 385,833.18

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Solution

The fourth proportional to 676,174.44, 933,145.80 and 385,833.18 is: 532,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,174.44 : 933,145.80 = 385,833.18 : x
  2. Step 2: Convert to fraction form
    676,174.44/933,145.80 = 385,833.18/x
  3. Step 3: Cross multiply
    676,174.44x = 933,145.80 × 385,833.18
  4. Step 4: Simplify right side
    676,174.44x = 360,038,611,417.64
  5. Step 5: Solve for x
    x = 360,038,611,417.64/676,174.44
  6. Step 6: Final answer
    x = 532,464.10

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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.