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Finding the Fourth Proportional to 488,427.48, 732,746.44 and 151,461.36

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Solution

The fourth proportional to 488,427.48, 732,746.44 and 151,461.36 is: 227,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,427.48 : 732,746.44 = 151,461.36 : x
  2. Step 2: Convert to fraction form
    488,427.48/732,746.44 = 151,461.36/x
  3. Step 3: Cross multiply
    488,427.48x = 732,746.44 × 151,461.36
  4. Step 4: Simplify right side
    488,427.48x = 110,982,772,337.56
  5. Step 5: Solve for x
    x = 110,982,772,337.56/488,427.48
  6. Step 6: Final answer
    x = 227,224.67

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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.