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Finding the Fourth Proportional to 610,580.92, 841,628.42 and 481,308.72

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Solution

The fourth proportional to 610,580.92, 841,628.42 and 481,308.72 is: 663,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,580.92 : 841,628.42 = 481,308.72 : x
  2. Step 2: Convert to fraction form
    610,580.92/841,628.42 = 481,308.72/x
  3. Step 3: Cross multiply
    610,580.92x = 841,628.42 × 481,308.72
  4. Step 4: Simplify right side
    610,580.92x = 405,083,097,545.82
  5. Step 5: Solve for x
    x = 405,083,097,545.82/610,580.92
  6. Step 6: Final answer
    x = 663,438.84

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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.