Home / 945,212.60-1,418,030.40-346,161.80

Finding the Fourth Proportional to 945,212.60, 1,418,030.40 and 346,161.80

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Solution

The fourth proportional to 945,212.60, 1,418,030.40 and 346,161.80 is: 519,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,212.60 : 1,418,030.40 = 346,161.80 : x
  2. Step 2: Convert to fraction form
    945,212.60/1,418,030.40 = 346,161.80/x
  3. Step 3: Cross multiply
    945,212.60x = 1,418,030.40 × 346,161.80
  4. Step 4: Simplify right side
    945,212.60x = 490,867,955,718.72
  5. Step 5: Solve for x
    x = 490,867,955,718.72/945,212.60
  6. Step 6: Final answer
    x = 519,320.16

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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.