Home / 617,749.60-927,223.59-298,126.41

Finding the Fourth Proportional to 617,749.60, 927,223.59 and 298,126.41

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Solution

The fourth proportional to 617,749.60, 927,223.59 and 298,126.41 is: 447,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,749.60 : 927,223.59 = 298,126.41 : x
  2. Step 2: Convert to fraction form
    617,749.60/927,223.59 = 298,126.41/x
  3. Step 3: Cross multiply
    617,749.60x = 927,223.59 × 298,126.41
  4. Step 4: Simplify right side
    617,749.60x = 276,429,840,154.01
  5. Step 5: Solve for x
    x = 276,429,840,154.01/617,749.60
  6. Step 6: Final answer
    x = 447,478.78

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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.