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Finding the Fourth Proportional to 488,477.15, 673,850.43 and 333,312.06

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Solution

The fourth proportional to 488,477.15, 673,850.43 and 333,312.06 is: 459,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,477.15 : 673,850.43 = 333,312.06 : x
  2. Step 2: Convert to fraction form
    488,477.15/673,850.43 = 333,312.06/x
  3. Step 3: Cross multiply
    488,477.15x = 673,850.43 × 333,312.06
  4. Step 4: Simplify right side
    488,477.15x = 224,602,474,955.19
  5. Step 5: Solve for x
    x = 224,602,474,955.19/488,477.15
  6. Step 6: Final answer
    x = 459,801.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.