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Finding the Fourth Proportional to 630,026.00, 945,037.13 and 156,711.34

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Solution

The fourth proportional to 630,026.00, 945,037.13 and 156,711.34 is: 235,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,026.00 : 945,037.13 = 156,711.34 : x
  2. Step 2: Convert to fraction form
    630,026.00/945,037.13 = 156,711.34/x
  3. Step 3: Cross multiply
    630,026.00x = 945,037.13 × 156,711.34
  4. Step 4: Simplify right side
    630,026.00x = 148,098,030,266.87
  5. Step 5: Solve for x
    x = 148,098,030,266.87/630,026.00
  6. Step 6: Final answer
    x = 235,066.54

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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.