Home / 697,113.40-1,045,460.70-247,775.20

Finding the Fourth Proportional to 697,113.40, 1,045,460.70 and 247,775.20

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Solution

The fourth proportional to 697,113.40, 1,045,460.70 and 247,775.20 is: 371,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,113.40 : 1,045,460.70 = 247,775.20 : x
  2. Step 2: Convert to fraction form
    697,113.40/1,045,460.70 = 247,775.20/x
  3. Step 3: Cross multiply
    697,113.40x = 1,045,460.70 × 247,775.20
  4. Step 4: Simplify right side
    697,113.40x = 259,039,234,034.64
  5. Step 5: Solve for x
    x = 259,039,234,034.64/697,113.40
  6. Step 6: Final answer
    x = 371,588.37

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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.