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Finding the Fourth Proportional to 452,779.84, 678,747.44 and 153,052

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Solution

The fourth proportional to 452,779.84, 678,747.44 and 153,052 is: 229,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,779.84 : 678,747.44 = 153,052 : x
  2. Step 2: Convert to fraction form
    452,779.84/678,747.44 = 153,052/x
  3. Step 3: Cross multiply
    452,779.84x = 678,747.44 × 153,052
  4. Step 4: Simplify right side
    452,779.84x = 103,883,653,186.88
  5. Step 5: Solve for x
    x = 103,883,653,186.88/452,779.84
  6. Step 6: Final answer
    x = 229,435.24

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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.