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Finding the Fourth Proportional to 452,171.58, 678,250.47 and 152,862.41

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Solution

The fourth proportional to 452,171.58, 678,250.47 and 152,862.41 is: 229,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,171.58 : 678,250.47 = 152,862.41 : x
  2. Step 2: Convert to fraction form
    452,171.58/678,250.47 = 152,862.41/x
  3. Step 3: Cross multiply
    452,171.58x = 678,250.47 × 152,862.41
  4. Step 4: Simplify right side
    452,171.58x = 103,679,001,427.83
  5. Step 5: Solve for x
    x = 103,679,001,427.83/452,171.58
  6. Step 6: Final answer
    x = 229,291.28

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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.