Home / 477,529.16-716,319.28-122,546.24

Finding the Fourth Proportional to 477,529.16, 716,319.28 and 122,546.24

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Solution

The fourth proportional to 477,529.16, 716,319.28 and 122,546.24 is: 183,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,529.16 : 716,319.28 = 122,546.24 : x
  2. Step 2: Convert to fraction form
    477,529.16/716,319.28 = 122,546.24/x
  3. Step 3: Cross multiply
    477,529.16x = 716,319.28 × 122,546.24
  4. Step 4: Simplify right side
    477,529.16x = 87,782,234,403.51
  5. Step 5: Solve for x
    x = 87,782,234,403.51/477,529.16
  6. Step 6: Final answer
    x = 183,825.91

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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.