Home / 630,707.22-945,239.38-256,292.50

Finding the Fourth Proportional to 630,707.22, 945,239.38 and 256,292.50

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Solution

The fourth proportional to 630,707.22, 945,239.38 and 256,292.50 is: 384,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,707.22 : 945,239.38 = 256,292.50 : x
  2. Step 2: Convert to fraction form
    630,707.22/945,239.38 = 256,292.50/x
  3. Step 3: Cross multiply
    630,707.22x = 945,239.38 × 256,292.50
  4. Step 4: Simplify right side
    630,707.22x = 242,257,763,798.65
  5. Step 5: Solve for x
    x = 242,257,763,798.65/630,707.22
  6. Step 6: Final answer
    x = 384,104.95

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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.