Home / 958,015.73-1,435,396.88-578,138.23

Finding the Fourth Proportional to 958,015.73, 1,435,396.88 and 578,138.23

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Solution

The fourth proportional to 958,015.73, 1,435,396.88 and 578,138.23 is: 866,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,015.73 : 1,435,396.88 = 578,138.23 : x
  2. Step 2: Convert to fraction form
    958,015.73/1,435,396.88 = 578,138.23/x
  3. Step 3: Cross multiply
    958,015.73x = 1,435,396.88 × 578,138.23
  4. Step 4: Simplify right side
    958,015.73x = 829,857,811,550.72
  5. Step 5: Solve for x
    x = 829,857,811,550.72/958,015.73
  6. Step 6: Final answer
    x = 866,225.66

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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.