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Finding the Fourth Proportional to 610,487.40, 841,501.67 and 481,216.26

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Solution

The fourth proportional to 610,487.40, 841,501.67 and 481,216.26 is: 663,313.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,487.40 : 841,501.67 = 481,216.26 : x
  2. Step 2: Convert to fraction form
    610,487.40/841,501.67 = 481,216.26/x
  3. Step 3: Cross multiply
    610,487.40x = 841,501.67 × 481,216.26
  4. Step 4: Simplify right side
    610,487.40x = 404,944,284,015.07
  5. Step 5: Solve for x
    x = 404,944,284,015.07/610,487.40
  6. Step 6: Final answer
    x = 663,313.09

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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.