Home / 676,376.60-1,014,455.54-202,978.58

Finding the Fourth Proportional to 676,376.60, 1,014,455.54 and 202,978.58

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Solution

The fourth proportional to 676,376.60, 1,014,455.54 and 202,978.58 is: 304,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,376.60 : 1,014,455.54 = 202,978.58 : x
  2. Step 2: Convert to fraction form
    676,376.60/1,014,455.54 = 202,978.58/x
  3. Step 3: Cross multiply
    676,376.60x = 1,014,455.54 × 202,978.58
  4. Step 4: Simplify right side
    676,376.60x = 205,912,740,417.50
  5. Step 5: Solve for x
    x = 205,912,740,417.50/676,376.60
  6. Step 6: Final answer
    x = 304,435.05

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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.