Home / 935,337.52-1,289,904.97-612,930.52

Finding the Fourth Proportional to 935,337.52, 1,289,904.97 and 612,930.52

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Solution

The fourth proportional to 935,337.52, 1,289,904.97 and 612,930.52 is: 845,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,337.52 : 1,289,904.97 = 612,930.52 : x
  2. Step 2: Convert to fraction form
    935,337.52/1,289,904.97 = 612,930.52/x
  3. Step 3: Cross multiply
    935,337.52x = 1,289,904.97 × 612,930.52
  4. Step 4: Simplify right side
    935,337.52x = 790,622,114,498.51
  5. Step 5: Solve for x
    x = 790,622,114,498.51/935,337.52
  6. Step 6: Final answer
    x = 845,280.02

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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.