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Finding the Fourth Proportional to 602,606.48, 903,555.32 and 228,655.76

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Solution

The fourth proportional to 602,606.48, 903,555.32 and 228,655.76 is: 342,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,606.48 : 903,555.32 = 228,655.76 : x
  2. Step 2: Convert to fraction form
    602,606.48/903,555.32 = 228,655.76/x
  3. Step 3: Cross multiply
    602,606.48x = 903,555.32 × 228,655.76
  4. Step 4: Simplify right side
    602,606.48x = 206,603,128,396.64
  5. Step 5: Solve for x
    x = 206,603,128,396.64/602,606.48
  6. Step 6: Final answer
    x = 342,849.16

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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.