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Finding the Fourth Proportional to 602,596.88, 831,973.25 and 373,397.39

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Solution

The fourth proportional to 602,596.88, 831,973.25 and 373,397.39 is: 515,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,596.88 : 831,973.25 = 373,397.39 : x
  2. Step 2: Convert to fraction form
    602,596.88/831,973.25 = 373,397.39/x
  3. Step 3: Cross multiply
    602,596.88x = 831,973.25 × 373,397.39
  4. Step 4: Simplify right side
    602,596.88x = 310,656,643,113.24
  5. Step 5: Solve for x
    x = 310,656,643,113.24/602,596.88
  6. Step 6: Final answer
    x = 515,529.79

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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.