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Finding the Fourth Proportional to 435,834.75, 601,484.76 and 266,101.68

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Solution

The fourth proportional to 435,834.75, 601,484.76 and 266,101.68 is: 367,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,834.75 : 601,484.76 = 266,101.68 : x
  2. Step 2: Convert to fraction form
    435,834.75/601,484.76 = 266,101.68/x
  3. Step 3: Cross multiply
    435,834.75x = 601,484.76 × 266,101.68
  4. Step 4: Simplify right side
    435,834.75x = 160,056,105,130.40
  5. Step 5: Solve for x
    x = 160,056,105,130.40/435,834.75
  6. Step 6: Final answer
    x = 367,240.35

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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.