Home / 935,178.80-1,403,293.71-508,744.46

Finding the Fourth Proportional to 935,178.80, 1,403,293.71 and 508,744.46

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Solution

The fourth proportional to 935,178.80, 1,403,293.71 and 508,744.46 is: 763,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,178.80 : 1,403,293.71 = 508,744.46 : x
  2. Step 2: Convert to fraction form
    935,178.80/1,403,293.71 = 508,744.46/x
  3. Step 3: Cross multiply
    935,178.80x = 1,403,293.71 × 508,744.46
  4. Step 4: Simplify right side
    935,178.80x = 713,917,906,131.37
  5. Step 5: Solve for x
    x = 713,917,906,131.37/935,178.80
  6. Step 6: Final answer
    x = 763,402.58

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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.