Home / 750,711.15-1,125,531.82-351,134.10

Finding the Fourth Proportional to 750,711.15, 1,125,531.82 and 351,134.10

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Solution

The fourth proportional to 750,711.15, 1,125,531.82 and 351,134.10 is: 526,450.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,711.15 : 1,125,531.82 = 351,134.10 : x
  2. Step 2: Convert to fraction form
    750,711.15/1,125,531.82 = 351,134.10/x
  3. Step 3: Cross multiply
    750,711.15x = 1,125,531.82 × 351,134.10
  4. Step 4: Simplify right side
    750,711.15x = 395,212,603,075.98
  5. Step 5: Solve for x
    x = 395,212,603,075.98/750,711.15
  6. Step 6: Final answer
    x = 526,450.96

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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.