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Finding the Fourth Proportional to 610,579.17, 841,626.01 and 481,306.97

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Solution

The fourth proportional to 610,579.17, 841,626.01 and 481,306.97 is: 663,436.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,579.17 : 841,626.01 = 481,306.97 : x
  2. Step 2: Convert to fraction form
    610,579.17/841,626.01 = 481,306.97/x
  3. Step 3: Cross multiply
    610,579.17x = 841,626.01 × 481,306.97
  4. Step 4: Simplify right side
    610,579.17x = 405,080,459,334.89
  5. Step 5: Solve for x
    x = 405,080,459,334.89/610,579.17
  6. Step 6: Final answer
    x = 663,436.42

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1.5x scale

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.