Home / 651,262.20-976,893.30-451,807.80

Finding the Fourth Proportional to 651,262.20, 976,893.30 and 451,807.80

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Solution

The fourth proportional to 651,262.20, 976,893.30 and 451,807.80 is: 677,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,262.20 : 976,893.30 = 451,807.80 : x
  2. Step 2: Convert to fraction form
    651,262.20/976,893.30 = 451,807.80/x
  3. Step 3: Cross multiply
    651,262.20x = 976,893.30 × 451,807.80
  4. Step 4: Simplify right side
    651,262.20x = 441,368,012,707.74
  5. Step 5: Solve for x
    x = 441,368,012,707.74/651,262.20
  6. Step 6: Final answer
    x = 677,711.70

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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.