Home / 676,435.57-1,014,746.54-227,284.76

Finding the Fourth Proportional to 676,435.57, 1,014,746.54 and 227,284.76

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Solution

The fourth proportional to 676,435.57, 1,014,746.54 and 227,284.76 is: 340,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,435.57 : 1,014,746.54 = 227,284.76 : x
  2. Step 2: Convert to fraction form
    676,435.57/1,014,746.54 = 227,284.76/x
  3. Step 3: Cross multiply
    676,435.57x = 1,014,746.54 × 227,284.76
  4. Step 4: Simplify right side
    676,435.57x = 230,636,425,205.17
  5. Step 5: Solve for x
    x = 230,636,425,205.17/676,435.57
  6. Step 6: Final answer
    x = 340,958.45

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1.5x scale

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.