Home / 713,058.12-1,068,867.39-447,005.52

Finding the Fourth Proportional to 713,058.12, 1,068,867.39 and 447,005.52

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Solution

The fourth proportional to 713,058.12, 1,068,867.39 and 447,005.52 is: 670,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,058.12 : 1,068,867.39 = 447,005.52 : x
  2. Step 2: Convert to fraction form
    713,058.12/1,068,867.39 = 447,005.52/x
  3. Step 3: Cross multiply
    713,058.12x = 1,068,867.39 × 447,005.52
  4. Step 4: Simplify right side
    713,058.12x = 477,789,623,477.99
  5. Step 5: Solve for x
    x = 477,789,623,477.99/713,058.12
  6. Step 6: Final answer
    x = 670,057.05

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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.