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Finding the Fourth Proportional to 637.50, 953.46 and 590.80

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Solution

The fourth proportional to 637.50, 953.46 and 590.80 is: 883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.50 : 953.46 = 590.80 : x
  2. Step 2: Convert to fraction form
    637.50/953.46 = 590.80/x
  3. Step 3: Cross multiply
    637.50x = 953.46 × 590.80
  4. Step 4: Simplify right side
    637.50x = 563,307.92
  5. Step 5: Solve for x
    x = 563,307.92/637.50
  6. Step 6: Final answer
    x = 883.62

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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.