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Finding the Fourth Proportional to 602,582.64, 831,573.72 and 347,956.08

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Solution

The fourth proportional to 602,582.64, 831,573.72 and 347,956.08 is: 480,184.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,582.64 : 831,573.72 = 347,956.08 : x
  2. Step 2: Convert to fraction form
    602,582.64/831,573.72 = 347,956.08/x
  3. Step 3: Cross multiply
    602,582.64x = 831,573.72 × 347,956.08
  4. Step 4: Simplify right side
    602,582.64x = 289,351,131,842.22
  5. Step 5: Solve for x
    x = 289,351,131,842.22/602,582.64
  6. Step 6: Final answer
    x = 480,184.98

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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.