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Finding the Fourth Proportional to 254,303.78, 350,900.24 and 152,305.34

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Solution

The fourth proportional to 254,303.78, 350,900.24 and 152,305.34 is: 210,158.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,303.78 : 350,900.24 = 152,305.34 : x
  2. Step 2: Convert to fraction form
    254,303.78/350,900.24 = 152,305.34/x
  3. Step 3: Cross multiply
    254,303.78x = 350,900.24 × 152,305.34
  4. Step 4: Simplify right side
    254,303.78x = 53,443,980,359.28
  5. Step 5: Solve for x
    x = 53,443,980,359.28/254,303.78
  6. Step 6: Final answer
    x = 210,158.03

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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.