Home / 566,273.41-781,457.46-311,624.59

Finding the Fourth Proportional to 566,273.41, 781,457.46 and 311,624.59

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Solution

The fourth proportional to 566,273.41, 781,457.46 and 311,624.59 is: 430,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,273.41 : 781,457.46 = 311,624.59 : x
  2. Step 2: Convert to fraction form
    566,273.41/781,457.46 = 311,624.59/x
  3. Step 3: Cross multiply
    566,273.41x = 781,457.46 × 311,624.59
  4. Step 4: Simplify right side
    566,273.41x = 243,521,360,574.94
  5. Step 5: Solve for x
    x = 243,521,360,574.94/566,273.41
  6. Step 6: Final answer
    x = 430,042.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.