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Finding the Fourth Proportional to 610,116, 841,960.08 and 371,652

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Solution

The fourth proportional to 610,116, 841,960.08 and 371,652 is: 512,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,116 : 841,960.08 = 371,652 : x
  2. Step 2: Convert to fraction form
    610,116/841,960.08 = 371,652/x
  3. Step 3: Cross multiply
    610,116x = 841,960.08 × 371,652
  4. Step 4: Simplify right side
    610,116x = 312,916,147,652.16
  5. Step 5: Solve for x
    x = 312,916,147,652.16/610,116
  6. Step 6: Final answer
    x = 512,879.76

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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.