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Finding the Fourth Proportional to 602,197, 831,031.86 and 333,925

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Solution

The fourth proportional to 602,197, 831,031.86 and 333,925 is: 460,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,197 : 831,031.86 = 333,925 : x
  2. Step 2: Convert to fraction form
    602,197/831,031.86 = 333,925/x
  3. Step 3: Cross multiply
    602,197x = 831,031.86 × 333,925
  4. Step 4: Simplify right side
    602,197x = 277,502,313,850.50
  5. Step 5: Solve for x
    x = 277,502,313,850.50/602,197
  6. Step 6: Final answer
    x = 460,816.50

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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.