Home / 477,733.79-716,600.75-122,747.81

Finding the Fourth Proportional to 477,733.79, 716,600.75 and 122,747.81

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Solution

The fourth proportional to 477,733.79, 716,600.75 and 122,747.81 is: 184,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,733.79 : 716,600.75 = 122,747.81 : x
  2. Step 2: Convert to fraction form
    477,733.79/716,600.75 = 122,747.81/x
  3. Step 3: Cross multiply
    477,733.79x = 716,600.75 × 122,747.81
  4. Step 4: Simplify right side
    477,733.79x = 87,961,168,510.11
  5. Step 5: Solve for x
    x = 87,961,168,510.11/477,733.79
  6. Step 6: Final answer
    x = 184,121.72

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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.