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Finding the Fourth Proportional to 602,193.06, 828,940.59 and 520,484.04

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Solution

The fourth proportional to 602,193.06, 828,940.59 and 520,484.04 is: 716,465.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,193.06 : 828,940.59 = 520,484.04 : x
  2. Step 2: Convert to fraction form
    602,193.06/828,940.59 = 520,484.04/x
  3. Step 3: Cross multiply
    602,193.06x = 828,940.59 × 520,484.04
  4. Step 4: Simplify right side
    602,193.06x = 431,450,347,203.18
  5. Step 5: Solve for x
    x = 431,450,347,203.18/602,193.06
  6. Step 6: Final answer
    x = 716,465.16

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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.