Home / 770,184.50-1,062,861.28-430,652.74

Finding the Fourth Proportional to 770,184.50, 1,062,861.28 and 430,652.74

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Solution

The fourth proportional to 770,184.50, 1,062,861.28 and 430,652.74 is: 594,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,184.50 : 1,062,861.28 = 430,652.74 : x
  2. Step 2: Convert to fraction form
    770,184.50/1,062,861.28 = 430,652.74/x
  3. Step 3: Cross multiply
    770,184.50x = 1,062,861.28 × 430,652.74
  4. Step 4: Simplify right side
    770,184.50x = 457,724,122,471.91
  5. Step 5: Solve for x
    x = 457,724,122,471.91/770,184.50
  6. Step 6: Final answer
    x = 594,304.51

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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.