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Finding the Fourth Proportional to 524,915.02, 787,497.27 and 169,928.88

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Solution

The fourth proportional to 524,915.02, 787,497.27 and 169,928.88 is: 254,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,915.02 : 787,497.27 = 169,928.88 : x
  2. Step 2: Convert to fraction form
    524,915.02/787,497.27 = 169,928.88/x
  3. Step 3: Cross multiply
    524,915.02x = 787,497.27 × 169,928.88
  4. Step 4: Simplify right side
    524,915.02x = 133,818,529,094.16
  5. Step 5: Solve for x
    x = 133,818,529,094.16/524,915.02
  6. Step 6: Final answer
    x = 254,933.70

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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.