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Finding the Fourth Proportional to 935,029.71, 1,404,538.12 and 880,362.49

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Solution

The fourth proportional to 935,029.71, 1,404,538.12 and 880,362.49 is: 1,322,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,029.71 : 1,404,538.12 = 880,362.49 : x
  2. Step 2: Convert to fraction form
    935,029.71/1,404,538.12 = 880,362.49/x
  3. Step 3: Cross multiply
    935,029.71x = 1,404,538.12 × 880,362.49
  4. Step 4: Simplify right side
    935,029.71x = 1,236,502,672,221.31
  5. Step 5: Solve for x
    x = 1,236,502,672,221.31/935,029.71
  6. Step 6: Final answer
    x = 1,322,420.74

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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.