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Finding the Fourth Proportional to 452,473.74, 678,712.62 and 152,955.90

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Solution

The fourth proportional to 452,473.74, 678,712.62 and 152,955.90 is: 229,434.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,473.74 : 678,712.62 = 152,955.90 : x
  2. Step 2: Convert to fraction form
    452,473.74/678,712.62 = 152,955.90/x
  3. Step 3: Cross multiply
    452,473.74x = 678,712.62 × 152,955.90
  4. Step 4: Simplify right side
    452,473.74x = 103,813,099,633.46
  5. Step 5: Solve for x
    x = 103,813,099,633.46/452,473.74
  6. Step 6: Final answer
    x = 229,434.53

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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.