Home / 760,716.52-1,141,288.12-305,627.34

Finding the Fourth Proportional to 760,716.52, 1,141,288.12 and 305,627.34

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Solution

The fourth proportional to 760,716.52, 1,141,288.12 and 305,627.34 is: 458,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,716.52 : 1,141,288.12 = 305,627.34 : x
  2. Step 2: Convert to fraction form
    760,716.52/1,141,288.12 = 305,627.34/x
  3. Step 3: Cross multiply
    760,716.52x = 1,141,288.12 × 305,627.34
  4. Step 4: Simplify right side
    760,716.52x = 348,808,846,582.76
  5. Step 5: Solve for x
    x = 348,808,846,582.76/760,716.52
  6. Step 6: Final answer
    x = 458,526.71

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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.