Home / 935,990.07-1,403,123.97-508,901.77

Finding the Fourth Proportional to 935,990.07, 1,403,123.97 and 508,901.77

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Solution

The fourth proportional to 935,990.07, 1,403,123.97 and 508,901.77 is: 762,884.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,990.07 : 1,403,123.97 = 508,901.77 : x
  2. Step 2: Convert to fraction form
    935,990.07/1,403,123.97 = 508,901.77/x
  3. Step 3: Cross multiply
    935,990.07x = 1,403,123.97 × 508,901.77
  4. Step 4: Simplify right side
    935,990.07x = 714,052,272,662.14
  5. Step 5: Solve for x
    x = 714,052,272,662.14/935,990.07
  6. Step 6: Final answer
    x = 762,884.46

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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.