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Finding the Fourth Proportional to 602,604.72, 831,592.23 and 330,677.16

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Solution

The fourth proportional to 602,604.72, 831,592.23 and 330,677.16 is: 456,333.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,604.72 : 831,592.23 = 330,677.16 : x
  2. Step 2: Convert to fraction form
    602,604.72/831,592.23 = 330,677.16/x
  3. Step 3: Cross multiply
    602,604.72x = 831,592.23 × 330,677.16
  4. Step 4: Simplify right side
    602,604.72x = 274,988,556,894.47
  5. Step 5: Solve for x
    x = 274,988,556,894.47/602,604.72
  6. Step 6: Final answer
    x = 456,333.23

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1.5x scale

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.