Home / 676,043.18-1,012,606.92-636,295.82

Finding the Fourth Proportional to 676,043.18, 1,012,606.92 and 636,295.82

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Solution

The fourth proportional to 676,043.18, 1,012,606.92 and 636,295.82 is: 953,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,043.18 : 1,012,606.92 = 636,295.82 : x
  2. Step 2: Convert to fraction form
    676,043.18/1,012,606.92 = 636,295.82/x
  3. Step 3: Cross multiply
    676,043.18x = 1,012,606.92 × 636,295.82
  4. Step 4: Simplify right side
    676,043.18x = 644,317,550,499.07
  5. Step 5: Solve for x
    x = 644,317,550,499.07/676,043.18
  6. Step 6: Final answer
    x = 953,071.59

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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.