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Finding the Fourth Proportional to 602,262.60, 831,082.84 and 344,152.88

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Solution

The fourth proportional to 602,262.60, 831,082.84 and 344,152.88 is: 474,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,262.60 : 831,082.84 = 344,152.88 : x
  2. Step 2: Convert to fraction form
    602,262.60/831,082.84 = 344,152.88/x
  3. Step 3: Cross multiply
    602,262.60x = 831,082.84 × 344,152.88
  4. Step 4: Simplify right side
    602,262.60x = 286,019,552,904.58
  5. Step 5: Solve for x
    x = 286,019,552,904.58/602,262.60
  6. Step 6: Final answer
    x = 474,908.38

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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.