Home / 1,184,331.76-1,776,482.28-285,765.92

Finding the Fourth Proportional to 1,184,331.76, 1,776,482.28 and 285,765.92

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Solution

The fourth proportional to 1,184,331.76, 1,776,482.28 and 285,765.92 is: 428,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,331.76 : 1,776,482.28 = 285,765.92 : x
  2. Step 2: Convert to fraction form
    1,184,331.76/1,776,482.28 = 285,765.92/x
  3. Step 3: Cross multiply
    1,184,331.76x = 1,776,482.28 × 285,765.92
  4. Step 4: Simplify right side
    1,184,331.76x = 507,658,093,107.90
  5. Step 5: Solve for x
    x = 507,658,093,107.90/1,184,331.76
  6. Step 6: Final answer
    x = 428,645.17

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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.