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Finding the Fourth Proportional to 434,598.84, 652,085.54 and 235,059.72

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Solution

The fourth proportional to 434,598.84, 652,085.54 and 235,059.72 is: 352,690.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,598.84 : 652,085.54 = 235,059.72 : x
  2. Step 2: Convert to fraction form
    434,598.84/652,085.54 = 235,059.72/x
  3. Step 3: Cross multiply
    434,598.84x = 652,085.54 × 235,059.72
  4. Step 4: Simplify right side
    434,598.84x = 153,279,043,273.15
  5. Step 5: Solve for x
    x = 153,279,043,273.15/434,598.84
  6. Step 6: Final answer
    x = 352,690.87

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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.