Home / 699,026.35-1,048,528.86-314,503.60

Finding the Fourth Proportional to 699,026.35, 1,048,528.86 and 314,503.60

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Solution

The fourth proportional to 699,026.35, 1,048,528.86 and 314,503.60 is: 471,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,026.35 : 1,048,528.86 = 314,503.60 : x
  2. Step 2: Convert to fraction form
    699,026.35/1,048,528.86 = 314,503.60/x
  3. Step 3: Cross multiply
    699,026.35x = 1,048,528.86 × 314,503.60
  4. Step 4: Simplify right side
    699,026.35x = 329,766,101,173.90
  5. Step 5: Solve for x
    x = 329,766,101,173.90/699,026.35
  6. Step 6: Final answer
    x = 471,750.60

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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.