Home / 698,697.80-1,048,046.70-249,633.80

Finding the Fourth Proportional to 698,697.80, 1,048,046.70 and 249,633.80

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Solution

The fourth proportional to 698,697.80, 1,048,046.70 and 249,633.80 is: 374,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,697.80 : 1,048,046.70 = 249,633.80 : x
  2. Step 2: Convert to fraction form
    698,697.80/1,048,046.70 = 249,633.80/x
  3. Step 3: Cross multiply
    698,697.80x = 1,048,046.70 × 249,633.80
  4. Step 4: Simplify right side
    698,697.80x = 261,627,880,298.46
  5. Step 5: Solve for x
    x = 261,627,880,298.46/698,697.80
  6. Step 6: Final answer
    x = 374,450.70

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Double scale
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Similar ratio
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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.