Home / 631,498.37-947,311.34-205,016.36

Finding the Fourth Proportional to 631,498.37, 947,311.34 and 205,016.36

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Solution

The fourth proportional to 631,498.37, 947,311.34 and 205,016.36 is: 307,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,498.37 : 947,311.34 = 205,016.36 : x
  2. Step 2: Convert to fraction form
    631,498.37/947,311.34 = 205,016.36/x
  3. Step 3: Cross multiply
    631,498.37x = 947,311.34 × 205,016.36
  4. Step 4: Simplify right side
    631,498.37x = 194,214,316,951.88
  5. Step 5: Solve for x
    x = 194,214,316,951.88/631,498.37
  6. Step 6: Final answer
    x = 307,545.24

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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.