Home / 831,466.35-1,247,593.19-476,780.31

Finding the Fourth Proportional to 831,466.35, 1,247,593.19 and 476,780.31

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Solution

The fourth proportional to 831,466.35, 1,247,593.19 and 476,780.31 is: 715,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,466.35 : 1,247,593.19 = 476,780.31 : x
  2. Step 2: Convert to fraction form
    831,466.35/1,247,593.19 = 476,780.31/x
  3. Step 3: Cross multiply
    831,466.35x = 1,247,593.19 × 476,780.31
  4. Step 4: Simplify right side
    831,466.35x = 594,827,865,498.19
  5. Step 5: Solve for x
    x = 594,827,865,498.19/831,466.35
  6. Step 6: Final answer
    x = 715,396.20

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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.