Home / 732,024.81-1,010,183.82-405,306.60

Finding the Fourth Proportional to 732,024.81, 1,010,183.82 and 405,306.60

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Solution

The fourth proportional to 732,024.81, 1,010,183.82 and 405,306.60 is: 559,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,024.81 : 1,010,183.82 = 405,306.60 : x
  2. Step 2: Convert to fraction form
    732,024.81/1,010,183.82 = 405,306.60/x
  3. Step 3: Cross multiply
    732,024.81x = 1,010,183.82 × 405,306.60
  4. Step 4: Simplify right side
    732,024.81x = 409,434,169,459.21
  5. Step 5: Solve for x
    x = 409,434,169,459.21/732,024.81
  6. Step 6: Final answer
    x = 559,317.34

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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.