Home / 619,254.90-929,055.15-303,722.10

Finding the Fourth Proportional to 619,254.90, 929,055.15 and 303,722.10

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Solution

The fourth proportional to 619,254.90, 929,055.15 and 303,722.10 is: 455,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,254.90 : 929,055.15 = 303,722.10 : x
  2. Step 2: Convert to fraction form
    619,254.90/929,055.15 = 303,722.10/x
  3. Step 3: Cross multiply
    619,254.90x = 929,055.15 × 303,722.10
  4. Step 4: Simplify right side
    619,254.90x = 282,174,581,173.82
  5. Step 5: Solve for x
    x = 282,174,581,173.82/619,254.90
  6. Step 6: Final answer
    x = 455,667.90

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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.