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Finding the Fourth Proportional to 567,639.36, 850,495.59 and 342,526.82

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Solution

The fourth proportional to 567,639.36, 850,495.59 and 342,526.82 is: 513,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,639.36 : 850,495.59 = 342,526.82 : x
  2. Step 2: Convert to fraction form
    567,639.36/850,495.59 = 342,526.82/x
  3. Step 3: Cross multiply
    567,639.36x = 850,495.59 × 342,526.82
  4. Step 4: Simplify right side
    567,639.36x = 291,317,545,614.25
  5. Step 5: Solve for x
    x = 291,317,545,614.25/567,639.36
  6. Step 6: Final answer
    x = 513,208.85

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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.