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Finding the Fourth Proportional to 609,647.28, 841,313.10 and 334,014.93

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Solution

The fourth proportional to 609,647.28, 841,313.10 and 334,014.93 is: 460,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,647.28 : 841,313.10 = 334,014.93 : x
  2. Step 2: Convert to fraction form
    609,647.28/841,313.10 = 334,014.93/x
  3. Step 3: Cross multiply
    609,647.28x = 841,313.10 × 334,014.93
  4. Step 4: Simplify right side
    609,647.28x = 281,011,136,204.58
  5. Step 5: Solve for x
    x = 281,011,136,204.58/609,647.28
  6. Step 6: Final answer
    x = 460,940.52

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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.