Home / 687,010.77-1,030,609.85-237,611.16

Finding the Fourth Proportional to 687,010.77, 1,030,609.85 and 237,611.16

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Solution

The fourth proportional to 687,010.77, 1,030,609.85 and 237,611.16 is: 356,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,010.77 : 1,030,609.85 = 237,611.16 : x
  2. Step 2: Convert to fraction form
    687,010.77/1,030,609.85 = 237,611.16/x
  3. Step 3: Cross multiply
    687,010.77x = 1,030,609.85 × 237,611.16
  4. Step 4: Simplify right side
    687,010.77x = 244,884,400,777.87
  5. Step 5: Solve for x
    x = 244,884,400,777.87/687,010.77
  6. Step 6: Final answer
    x = 356,449.14

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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.