Home / 945,382.05-1,417,220.01-345,925.35

Finding the Fourth Proportional to 945,382.05, 1,417,220.01 and 345,925.35

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Solution

The fourth proportional to 945,382.05, 1,417,220.01 and 345,925.35 is: 518,575.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,382.05 : 1,417,220.01 = 345,925.35 : x
  2. Step 2: Convert to fraction form
    945,382.05/1,417,220.01 = 345,925.35/x
  3. Step 3: Cross multiply
    945,382.05x = 1,417,220.01 × 345,925.35
  4. Step 4: Simplify right side
    945,382.05x = 490,252,327,986.25
  5. Step 5: Solve for x
    x = 490,252,327,986.25/945,382.05
  6. Step 6: Final answer
    x = 518,575.88

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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.