Home / 899,957.88-1,349,936.91-360,459.18

Finding the Fourth Proportional to 899,957.88, 1,349,936.91 and 360,459.18

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Solution

The fourth proportional to 899,957.88, 1,349,936.91 and 360,459.18 is: 540,688.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,957.88 : 1,349,936.91 = 360,459.18 : x
  2. Step 2: Convert to fraction form
    899,957.88/1,349,936.91 = 360,459.18/x
  3. Step 3: Cross multiply
    899,957.88x = 1,349,936.91 × 360,459.18
  4. Step 4: Simplify right side
    899,957.88x = 486,597,151,630.33
  5. Step 5: Solve for x
    x = 486,597,151,630.33/899,957.88
  6. Step 6: Final answer
    x = 540,688.81

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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.