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Finding the Fourth Proportional to 504,187.80, 756,281.70 and 238,467.30

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Solution

The fourth proportional to 504,187.80, 756,281.70 and 238,467.30 is: 357,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,187.80 : 756,281.70 = 238,467.30 : x
  2. Step 2: Convert to fraction form
    504,187.80/756,281.70 = 238,467.30/x
  3. Step 3: Cross multiply
    504,187.80x = 756,281.70 × 238,467.30
  4. Step 4: Simplify right side
    504,187.80x = 180,348,455,038.41
  5. Step 5: Solve for x
    x = 180,348,455,038.41/504,187.80
  6. Step 6: Final answer
    x = 357,700.95

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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.