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Finding the Fourth Proportional to 437,901.70, 656,852.55 and 367,042.90

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Solution

The fourth proportional to 437,901.70, 656,852.55 and 367,042.90 is: 550,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,901.70 : 656,852.55 = 367,042.90 : x
  2. Step 2: Convert to fraction form
    437,901.70/656,852.55 = 367,042.90/x
  3. Step 3: Cross multiply
    437,901.70x = 656,852.55 × 367,042.90
  4. Step 4: Simplify right side
    437,901.70x = 241,093,064,824.40
  5. Step 5: Solve for x
    x = 241,093,064,824.40/437,901.70
  6. Step 6: Final answer
    x = 550,564.35

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Similar ratio
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1.5x scale

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.