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Finding the Fourth Proportional to 339,000.96, 508,303.68 and 102,272.64

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Solution

The fourth proportional to 339,000.96, 508,303.68 and 102,272.64 is: 153,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,000.96 : 508,303.68 = 102,272.64 : x
  2. Step 2: Convert to fraction form
    339,000.96/508,303.68 = 102,272.64/x
  3. Step 3: Cross multiply
    339,000.96x = 508,303.68 × 102,272.64
  4. Step 4: Simplify right side
    339,000.96x = 51,985,559,275.32
  5. Step 5: Solve for x
    x = 51,985,559,275.32/339,000.96
  6. Step 6: Final answer
    x = 153,349.30

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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.