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Finding the Fourth Proportional to 602,943.35, 903,086.42 and 336,041.87

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Solution

The fourth proportional to 602,943.35, 903,086.42 and 336,041.87 is: 503,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,943.35 : 903,086.42 = 336,041.87 : x
  2. Step 2: Convert to fraction form
    602,943.35/903,086.42 = 336,041.87/x
  3. Step 3: Cross multiply
    602,943.35x = 903,086.42 × 336,041.87
  4. Step 4: Simplify right side
    602,943.35x = 303,474,843,152.76
  5. Step 5: Solve for x
    x = 303,474,843,152.76/602,943.35
  6. Step 6: Final answer
    x = 503,322.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.