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Finding the Fourth Proportional to 602,392.34, 903,591.65 and 203,036.58

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Solution

The fourth proportional to 602,392.34, 903,591.65 and 203,036.58 is: 304,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,392.34 : 903,591.65 = 203,036.58 : x
  2. Step 2: Convert to fraction form
    602,392.34/903,591.65 = 203,036.58/x
  3. Step 3: Cross multiply
    602,392.34x = 903,591.65 × 203,036.58
  4. Step 4: Simplify right side
    602,392.34x = 183,462,158,840.15
  5. Step 5: Solve for x
    x = 183,462,158,840.15/602,392.34
  6. Step 6: Final answer
    x = 304,555.93

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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.