Home / 507,275.73-760,889.90-207,682.25

Finding the Fourth Proportional to 507,275.73, 760,889.90 and 207,682.25

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Solution

The fourth proportional to 507,275.73, 760,889.90 and 207,682.25 is: 311,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,275.73 : 760,889.90 = 207,682.25 : x
  2. Step 2: Convert to fraction form
    507,275.73/760,889.90 = 207,682.25/x
  3. Step 3: Cross multiply
    507,275.73x = 760,889.90 × 207,682.25
  4. Step 4: Simplify right side
    507,275.73x = 158,023,323,149.03
  5. Step 5: Solve for x
    x = 158,023,323,149.03/507,275.73
  6. Step 6: Final answer
    x = 311,513.67

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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.