Home / 1,009,178.34-1,513,803.31-251,023.73

Finding the Fourth Proportional to 1,009,178.34, 1,513,803.31 and 251,023.73

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Solution

The fourth proportional to 1,009,178.34, 1,513,803.31 and 251,023.73 is: 376,544.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,178.34 : 1,513,803.31 = 251,023.73 : x
  2. Step 2: Convert to fraction form
    1,009,178.34/1,513,803.31 = 251,023.73/x
  3. Step 3: Cross multiply
    1,009,178.34x = 1,513,803.31 × 251,023.73
  4. Step 4: Simplify right side
    1,009,178.34x = 380,000,546,577.98
  5. Step 5: Solve for x
    x = 380,000,546,577.98/1,009,178.34
  6. Step 6: Final answer
    x = 376,544.49

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Double scale
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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.