Home / 944,971.32-1,304,031.78-515,259.84

Finding the Fourth Proportional to 944,971.32, 1,304,031.78 and 515,259.84

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Solution

The fourth proportional to 944,971.32, 1,304,031.78 and 515,259.84 is: 711,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,971.32 : 1,304,031.78 = 515,259.84 : x
  2. Step 2: Convert to fraction form
    944,971.32/1,304,031.78 = 515,259.84/x
  3. Step 3: Cross multiply
    944,971.32x = 1,304,031.78 × 515,259.84
  4. Step 4: Simplify right side
    944,971.32x = 671,915,206,317.72
  5. Step 5: Solve for x
    x = 671,915,206,317.72/944,971.32
  6. Step 6: Final answer
    x = 711,042.96

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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.