Home / 710,881.74-1,066,322.34-284,609.34

Finding the Fourth Proportional to 710,881.74, 1,066,322.34 and 284,609.34

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Solution

The fourth proportional to 710,881.74, 1,066,322.34 and 284,609.34 is: 426,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,881.74 : 1,066,322.34 = 284,609.34 : x
  2. Step 2: Convert to fraction form
    710,881.74/1,066,322.34 = 284,609.34/x
  3. Step 3: Cross multiply
    710,881.74x = 1,066,322.34 × 284,609.34
  4. Step 4: Simplify right side
    710,881.74x = 303,485,297,414.66
  5. Step 5: Solve for x
    x = 303,485,297,414.66/710,881.74
  6. Step 6: Final answer
    x = 426,913.90

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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.