Home / 307,234.02-460,242.74-144,905.76

Finding the Fourth Proportional to 307,234.02, 460,242.74 and 144,905.76

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Solution

The fourth proportional to 307,234.02, 460,242.74 and 144,905.76 is: 217,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,234.02 : 460,242.74 = 144,905.76 : x
  2. Step 2: Convert to fraction form
    307,234.02/460,242.74 = 144,905.76/x
  3. Step 3: Cross multiply
    307,234.02x = 460,242.74 × 144,905.76
  4. Step 4: Simplify right side
    307,234.02x = 66,691,824,024.18
  5. Step 5: Solve for x
    x = 66,691,824,024.18/307,234.02
  6. Step 6: Final answer
    x = 217,071.74

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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.