Home / 860,030.64-1,282,789.55-746,820.59

Finding the Fourth Proportional to 860,030.64, 1,282,789.55 and 746,820.59

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Solution

The fourth proportional to 860,030.64, 1,282,789.55 and 746,820.59 is: 1,113,929.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,030.64 : 1,282,789.55 = 746,820.59 : x
  2. Step 2: Convert to fraction form
    860,030.64/1,282,789.55 = 746,820.59/x
  3. Step 3: Cross multiply
    860,030.64x = 1,282,789.55 × 746,820.59
  4. Step 4: Simplify right side
    860,030.64x = 958,013,644,029.94
  5. Step 5: Solve for x
    x = 958,013,644,029.94/860,030.64
  6. Step 6: Final answer
    x = 1,113,929.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.