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Finding the Fourth Proportional to 496,962.76, 745,440.54 and 297,338.44

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Solution

The fourth proportional to 496,962.76, 745,440.54 and 297,338.44 is: 446,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,962.76 : 745,440.54 = 297,338.44 : x
  2. Step 2: Convert to fraction form
    496,962.76/745,440.54 = 297,338.44/x
  3. Step 3: Cross multiply
    496,962.76x = 745,440.54 × 297,338.44
  4. Step 4: Simplify right side
    496,962.76x = 221,648,127,276.36
  5. Step 5: Solve for x
    x = 221,648,127,276.36/496,962.76
  6. Step 6: Final answer
    x = 446,005.51

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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.