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Finding the Fourth Proportional to 462,088.55, 637,659.41 and 258,098.87

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Solution

The fourth proportional to 462,088.55, 637,659.41 and 258,098.87 is: 356,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,088.55 : 637,659.41 = 258,098.87 : x
  2. Step 2: Convert to fraction form
    462,088.55/637,659.41 = 258,098.87/x
  3. Step 3: Cross multiply
    462,088.55x = 637,659.41 × 258,098.87
  4. Step 4: Simplify right side
    462,088.55x = 164,579,171,875.37
  5. Step 5: Solve for x
    x = 164,579,171,875.37/462,088.55
  6. Step 6: Final answer
    x = 356,163.71

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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.