Home / 943,781.56-1,415,857.38-375,056.66

Finding the Fourth Proportional to 943,781.56, 1,415,857.38 and 375,056.66

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Solution

The fourth proportional to 943,781.56, 1,415,857.38 and 375,056.66 is: 562,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,781.56 : 1,415,857.38 = 375,056.66 : x
  2. Step 2: Convert to fraction form
    943,781.56/1,415,857.38 = 375,056.66/x
  3. Step 3: Cross multiply
    943,781.56x = 1,415,857.38 × 375,056.66
  4. Step 4: Simplify right side
    943,781.56x = 531,026,739,979.15
  5. Step 5: Solve for x
    x = 531,026,739,979.15/943,781.56
  6. Step 6: Final answer
    x = 562,658.52

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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.