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Finding the Fourth Proportional to 340,450.32, 468,807 and 332,897.52

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Solution

The fourth proportional to 340,450.32, 468,807 and 332,897.52 is: 458,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,450.32 : 468,807 = 332,897.52 : x
  2. Step 2: Convert to fraction form
    340,450.32/468,807 = 332,897.52/x
  3. Step 3: Cross multiply
    340,450.32x = 468,807 × 332,897.52
  4. Step 4: Simplify right side
    340,450.32x = 156,064,687,658.64
  5. Step 5: Solve for x
    x = 156,064,687,658.64/340,450.32
  6. Step 6: Final answer
    x = 458,406.64

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1.5x scale

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.