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Finding the Fourth Proportional to 637,674.84, 956,484.58 and 238,319.07

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Solution

The fourth proportional to 637,674.84, 956,484.58 and 238,319.07 is: 357,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,674.84 : 956,484.58 = 238,319.07 : x
  2. Step 2: Convert to fraction form
    637,674.84/956,484.58 = 238,319.07/x
  3. Step 3: Cross multiply
    637,674.84x = 956,484.58 × 238,319.07
  4. Step 4: Simplify right side
    637,674.84x = 227,948,515,574.94
  5. Step 5: Solve for x
    x = 227,948,515,574.94/637,674.84
  6. Step 6: Final answer
    x = 357,468.26

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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.