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Finding the Fourth Proportional to 242,915.62, 335,050.04 and 210,592.47

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Solution

The fourth proportional to 242,915.62, 335,050.04 and 210,592.47 is: 290,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,915.62 : 335,050.04 = 210,592.47 : x
  2. Step 2: Convert to fraction form
    242,915.62/335,050.04 = 210,592.47/x
  3. Step 3: Cross multiply
    242,915.62x = 335,050.04 × 210,592.47
  4. Step 4: Simplify right side
    242,915.62x = 70,559,014,444.24
  5. Step 5: Solve for x
    x = 70,559,014,444.24/242,915.62
  6. Step 6: Final answer
    x = 290,467.18

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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.