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Finding the Fourth Proportional to 602,596.65, 831,972.93 and 373,397.16

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Solution

The fourth proportional to 602,596.65, 831,972.93 and 373,397.16 is: 515,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,596.65 : 831,972.93 = 373,397.16 : x
  2. Step 2: Convert to fraction form
    602,596.65/831,972.93 = 373,397.16/x
  3. Step 3: Cross multiply
    602,596.65x = 831,972.93 × 373,397.16
  4. Step 4: Simplify right side
    602,596.65x = 310,656,329,258.88
  5. Step 5: Solve for x
    x = 310,656,329,258.88/602,596.65
  6. Step 6: Final answer
    x = 515,529.47

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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.