Home / 697,999.35-1,046,999.03-458,850.90

Finding the Fourth Proportional to 697,999.35, 1,046,999.03 and 458,850.90

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Solution

The fourth proportional to 697,999.35, 1,046,999.03 and 458,850.90 is: 688,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,999.35 : 1,046,999.03 = 458,850.90 : x
  2. Step 2: Convert to fraction form
    697,999.35/1,046,999.03 = 458,850.90/x
  3. Step 3: Cross multiply
    697,999.35x = 1,046,999.03 × 458,850.90
  4. Step 4: Simplify right side
    697,999.35x = 480,416,444,920.37
  5. Step 5: Solve for x
    x = 480,416,444,920.37/697,999.35
  6. Step 6: Final answer
    x = 688,276.35

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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.