Home / 506,729.92-758,579.52-306,444.16

Finding the Fourth Proportional to 506,729.92, 758,579.52 and 306,444.16

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Solution

The fourth proportional to 506,729.92, 758,579.52 and 306,444.16 is: 458,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,729.92 : 758,579.52 = 306,444.16 : x
  2. Step 2: Convert to fraction form
    506,729.92/758,579.52 = 306,444.16/x
  3. Step 3: Cross multiply
    506,729.92x = 758,579.52 × 306,444.16
  4. Step 4: Simplify right side
    506,729.92x = 232,462,263,799.60
  5. Step 5: Solve for x
    x = 232,462,263,799.60/506,729.92
  6. Step 6: Final answer
    x = 458,749.83

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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.