Home / 697,487.79-1,046,690.97-382,166.13

Finding the Fourth Proportional to 697,487.79, 1,046,690.97 and 382,166.13

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Solution

The fourth proportional to 697,487.79, 1,046,690.97 and 382,166.13 is: 573,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,487.79 : 1,046,690.97 = 382,166.13 : x
  2. Step 2: Convert to fraction form
    697,487.79/1,046,690.97 = 382,166.13/x
  3. Step 3: Cross multiply
    697,487.79x = 1,046,690.97 × 382,166.13
  4. Step 4: Simplify right side
    697,487.79x = 400,009,837,310.85
  5. Step 5: Solve for x
    x = 400,009,837,310.85/697,487.79
  6. Step 6: Final answer
    x = 573,500.85

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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.