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Finding the Fourth Proportional to 637,673.84, 956,483.08 and 238,318.07

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Solution

The fourth proportional to 637,673.84, 956,483.08 and 238,318.07 is: 357,466.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,673.84 : 956,483.08 = 238,318.07 : x
  2. Step 2: Convert to fraction form
    637,673.84/956,483.08 = 238,318.07/x
  3. Step 3: Cross multiply
    637,673.84x = 956,483.08 × 238,318.07
  4. Step 4: Simplify right side
    637,673.84x = 227,947,205,645.91
  5. Step 5: Solve for x
    x = 227,947,205,645.91/637,673.84
  6. Step 6: Final answer
    x = 357,466.77

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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.