Home / 712,544.70-1,068,564.94-207,000.50

Finding the Fourth Proportional to 712,544.70, 1,068,564.94 and 207,000.50

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Solution

The fourth proportional to 712,544.70, 1,068,564.94 and 207,000.50 is: 310,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,544.70 : 1,068,564.94 = 207,000.50 : x
  2. Step 2: Convert to fraction form
    712,544.70/1,068,564.94 = 207,000.50/x
  3. Step 3: Cross multiply
    712,544.70x = 1,068,564.94 × 207,000.50
  4. Step 4: Simplify right side
    712,544.70x = 221,193,476,862.47
  5. Step 5: Solve for x
    x = 221,193,476,862.47/712,544.70
  6. Step 6: Final answer
    x = 310,427.51

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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.