Home / 1,220,820.60-1,831,202.10-334,356.60

Finding the Fourth Proportional to 1,220,820.60, 1,831,202.10 and 334,356.60

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Solution

The fourth proportional to 1,220,820.60, 1,831,202.10 and 334,356.60 is: 501,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,820.60 : 1,831,202.10 = 334,356.60 : x
  2. Step 2: Convert to fraction form
    1,220,820.60/1,831,202.10 = 334,356.60/x
  3. Step 3: Cross multiply
    1,220,820.60x = 1,831,202.10 × 334,356.60
  4. Step 4: Simplify right side
    1,220,820.60x = 612,274,508,068.86
  5. Step 5: Solve for x
    x = 612,274,508,068.86/1,220,820.60
  6. Step 6: Final answer
    x = 501,527.01

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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.