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Finding the Fourth Proportional to 614,126.80, 922,140.60 and 334,190.80

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Solution

The fourth proportional to 614,126.80, 922,140.60 and 334,190.80 is: 501,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,126.80 : 922,140.60 = 334,190.80 : x
  2. Step 2: Convert to fraction form
    614,126.80/922,140.60 = 334,190.80/x
  3. Step 3: Cross multiply
    614,126.80x = 922,140.60 × 334,190.80
  4. Step 4: Simplify right side
    614,126.80x = 308,170,904,826.48
  5. Step 5: Solve for x
    x = 308,170,904,826.48/614,126.80
  6. Step 6: Final answer
    x = 501,803.38

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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.