Home / 661,027.93-912,732.77-507,824.43

Finding the Fourth Proportional to 661,027.93, 912,732.77 and 507,824.43

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Solution

The fourth proportional to 661,027.93, 912,732.77 and 507,824.43 is: 701,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,027.93 : 912,732.77 = 507,824.43 : x
  2. Step 2: Convert to fraction form
    661,027.93/912,732.77 = 507,824.43/x
  3. Step 3: Cross multiply
    661,027.93x = 912,732.77 × 507,824.43
  4. Step 4: Simplify right side
    661,027.93x = 463,507,998,667.57
  5. Step 5: Solve for x
    x = 463,507,998,667.57/661,027.93
  6. Step 6: Final answer
    x = 701,192.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.