Home / 477,826.60-716,739.90-145,497.64

Finding the Fourth Proportional to 477,826.60, 716,739.90 and 145,497.64

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Solution

The fourth proportional to 477,826.60, 716,739.90 and 145,497.64 is: 218,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,826.60 : 716,739.90 = 145,497.64 : x
  2. Step 2: Convert to fraction form
    477,826.60/716,739.90 = 145,497.64/x
  3. Step 3: Cross multiply
    477,826.60x = 716,739.90 × 145,497.64
  4. Step 4: Simplify right side
    477,826.60x = 104,283,963,943.84
  5. Step 5: Solve for x
    x = 104,283,963,943.84/477,826.60
  6. Step 6: Final answer
    x = 218,246.46

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Similar ratio
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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.