Home / 942,505.56-1,413,889.65-302,828.58

Finding the Fourth Proportional to 942,505.56, 1,413,889.65 and 302,828.58

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Solution

The fourth proportional to 942,505.56, 1,413,889.65 and 302,828.58 is: 454,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,505.56 : 1,413,889.65 = 302,828.58 : x
  2. Step 2: Convert to fraction form
    942,505.56/1,413,889.65 = 302,828.58/x
  3. Step 3: Cross multiply
    942,505.56x = 1,413,889.65 × 302,828.58
  4. Step 4: Simplify right side
    942,505.56x = 428,166,194,986.20
  5. Step 5: Solve for x
    x = 428,166,194,986.20/942,505.56
  6. Step 6: Final answer
    x = 454,285.06

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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.