Home / 958,960.76-1,438,727.34-285,064.52

Finding the Fourth Proportional to 958,960.76, 1,438,727.34 and 285,064.52

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Solution

The fourth proportional to 958,960.76, 1,438,727.34 and 285,064.52 is: 427,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,960.76 : 1,438,727.34 = 285,064.52 : x
  2. Step 2: Convert to fraction form
    958,960.76/1,438,727.34 = 285,064.52/x
  3. Step 3: Cross multiply
    958,960.76x = 1,438,727.34 × 285,064.52
  4. Step 4: Simplify right side
    958,960.76x = 410,130,118,587.98
  5. Step 5: Solve for x
    x = 410,130,118,587.98/958,960.76
  6. Step 6: Final answer
    x = 427,681.86

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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.