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Finding the Fourth Proportional to 567,199.80, 849,762.90 and 461,446.20

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Solution

The fourth proportional to 567,199.80, 849,762.90 and 461,446.20 is: 691,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,199.80 : 849,762.90 = 461,446.20 : x
  2. Step 2: Convert to fraction form
    567,199.80/849,762.90 = 461,446.20/x
  3. Step 3: Cross multiply
    567,199.80x = 849,762.90 × 461,446.20
  4. Step 4: Simplify right side
    567,199.80x = 392,119,861,105.98
  5. Step 5: Solve for x
    x = 392,119,861,105.98/567,199.80
  6. Step 6: Final answer
    x = 691,325.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.