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Finding the Fourth Proportional to 637,957.01, 956,903.73 and 238,568.42

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Solution

The fourth proportional to 637,957.01, 956,903.73 and 238,568.42 is: 357,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,957.01 : 956,903.73 = 238,568.42 : x
  2. Step 2: Convert to fraction form
    637,957.01/956,903.73 = 238,568.42/x
  3. Step 3: Cross multiply
    637,957.01x = 956,903.73 × 238,568.42
  4. Step 4: Simplify right side
    637,957.01x = 228,287,012,455.83
  5. Step 5: Solve for x
    x = 228,287,012,455.83/637,957.01
  6. Step 6: Final answer
    x = 357,840.74

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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.