Home / 903,750.48-1,354,679.64-304,504.56

Finding the Fourth Proportional to 903,750.48, 1,354,679.64 and 304,504.56

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Solution

The fourth proportional to 903,750.48, 1,354,679.64 and 304,504.56 is: 456,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,750.48 : 1,354,679.64 = 304,504.56 : x
  2. Step 2: Convert to fraction form
    903,750.48/1,354,679.64 = 304,504.56/x
  3. Step 3: Cross multiply
    903,750.48x = 1,354,679.64 × 304,504.56
  4. Step 4: Simplify right side
    903,750.48x = 412,506,127,719.16
  5. Step 5: Solve for x
    x = 412,506,127,719.16/903,750.48
  6. Step 6: Final answer
    x = 456,438.07

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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.