Home / 676,043.48-1,012,607.37-636,296.12

Finding the Fourth Proportional to 676,043.48, 1,012,607.37 and 636,296.12

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Solution

The fourth proportional to 676,043.48, 1,012,607.37 and 636,296.12 is: 953,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,043.48 : 1,012,607.37 = 636,296.12 : x
  2. Step 2: Convert to fraction form
    676,043.48/1,012,607.37 = 636,296.12/x
  3. Step 3: Cross multiply
    676,043.48x = 1,012,607.37 × 636,296.12
  4. Step 4: Simplify right side
    676,043.48x = 644,318,140,614.40
  5. Step 5: Solve for x
    x = 644,318,140,614.40/676,043.48
  6. Step 6: Final answer
    x = 953,072.04

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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.