Home / 698,671.84-1,048,229.18-249,382.76

Finding the Fourth Proportional to 698,671.84, 1,048,229.18 and 249,382.76

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Solution

The fourth proportional to 698,671.84, 1,048,229.18 and 249,382.76 is: 374,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,671.84 : 1,048,229.18 = 249,382.76 : x
  2. Step 2: Convert to fraction form
    698,671.84/1,048,229.18 = 249,382.76/x
  3. Step 3: Cross multiply
    698,671.84x = 1,048,229.18 × 249,382.76
  4. Step 4: Simplify right side
    698,671.84x = 261,410,286,020.94
  5. Step 5: Solve for x
    x = 261,410,286,020.94/698,671.84
  6. Step 6: Final answer
    x = 374,153.17

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Double scale
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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.