Home / 935,082.77-1,289,815.85-648,498.29

Finding the Fourth Proportional to 935,082.77, 1,289,815.85 and 648,498.29

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Solution

The fourth proportional to 935,082.77, 1,289,815.85 and 648,498.29 is: 894,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,082.77 : 1,289,815.85 = 648,498.29 : x
  2. Step 2: Convert to fraction form
    935,082.77/1,289,815.85 = 648,498.29/x
  3. Step 3: Cross multiply
    935,082.77x = 1,289,815.85 × 648,498.29
  4. Step 4: Simplify right side
    935,082.77x = 836,443,363,448.33
  5. Step 5: Solve for x
    x = 836,443,363,448.33/935,082.77
  6. Step 6: Final answer
    x = 894,512.65

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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.