Home / 461,061.58-636,267.77-257,125.41

Finding the Fourth Proportional to 461,061.58, 636,267.77 and 257,125.41

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Solution

The fourth proportional to 461,061.58, 636,267.77 and 257,125.41 is: 354,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,061.58 : 636,267.77 = 257,125.41 : x
  2. Step 2: Convert to fraction form
    461,061.58/636,267.77 = 257,125.41/x
  3. Step 3: Cross multiply
    461,061.58x = 636,267.77 × 257,125.41
  4. Step 4: Simplify right side
    461,061.58x = 163,600,611,231.04
  5. Step 5: Solve for x
    x = 163,600,611,231.04/461,061.58
  6. Step 6: Final answer
    x = 354,834.62

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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.