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Finding the Fourth Proportional to 475,537, 712,802.76 and 175,825.12

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Solution

The fourth proportional to 475,537, 712,802.76 and 175,825.12 is: 263,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,537 : 712,802.76 = 175,825.12 : x
  2. Step 2: Convert to fraction form
    475,537/712,802.76 = 175,825.12/x
  3. Step 3: Cross multiply
    475,537x = 712,802.76 × 175,825.12
  4. Step 4: Simplify right side
    475,537x = 125,328,630,813.33
  5. Step 5: Solve for x
    x = 125,328,630,813.33/475,537
  6. Step 6: Final answer
    x = 263,551.80

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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.