Home / 560,475.02-773,474.20-305,840.18

Finding the Fourth Proportional to 560,475.02, 773,474.20 and 305,840.18

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Solution

The fourth proportional to 560,475.02, 773,474.20 and 305,840.18 is: 422,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,475.02 : 773,474.20 = 305,840.18 : x
  2. Step 2: Convert to fraction form
    560,475.02/773,474.20 = 305,840.18/x
  3. Step 3: Cross multiply
    560,475.02x = 773,474.20 × 305,840.18
  4. Step 4: Simplify right side
    560,475.02x = 236,559,488,553.36
  5. Step 5: Solve for x
    x = 236,559,488,553.36/560,475.02
  6. Step 6: Final answer
    x = 422,069.64

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1.5x scale

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.